二次式

quadratic expression的用法和样例:

例句

  1. The debugger attempts to reevaluate the expression.调试器尝试重新计算该表达式。
  2. Procedure cannot be used in an expression.过程不能在表达式中使用。

图片1 When someone is telling you a story with a lot of little details and you want them to get to the main point, you can say cut to the chase. This expression is used with friends when you want them to cut to the most interesting part of the stor

发表于:2018-12-06 / 阅读(178) / 评论(0) 分类 英语博客-北美风情

Teacher Uses Music to Make Math Fun, Cool Making math fun The voice heard in the video belongs to mathematics teacher Jake Scott. Most of the performers are his students. Watching videos is not part of their daily routine but it is one of the essenti

发表于:2018-12-08 / 阅读(187) / 评论(0) 分类 VOA标准英语2013年(一月)

[00:00.00] Unit 4 Lesson 13 [00:05.09]new words and expression [00:09.53]was [00:10.92]v.(be的过去式) [00:12.30]yesterday [00:13.73]n.adv.昨天 [00:15.15]were [00:16.43]v.(be的过去式) [00:17.71]wasn't [00:19.08]=was not [00:20.45]weren't [00

发表于:2018-12-10 / 阅读(221) / 评论(0) 分类 广州初中2A

[00:00.00] Unit 5 Lesson 17 [00:05.20]new words and expression [00:09.56]scinema [00:10.95]n.电影院 [00:12.33]else [00:13.65]adv.别的,其它的 [00:14.97]What else? [00:16.44]还有别的吗? [00:17.92]the same as [00:19.50]和......一样 [

发表于:2018-12-10 / 阅读(278) / 评论(0) 分类 广州初中2A

[00:00.00] Uint 7 [00:02.90]Lesson 25 [00:06.14]New word and expression [00:10.08]manners [00:11.52]pl.礼貌 [00:12.96]Zak [00:14.18]n.扎克 [00:15.41]Epps [00:16.69]n.艾普斯 [00:17.97]principal [00:19.45]n.校长 [00:20.92]seat [00:22.24]n.座位

发表于:2018-12-10 / 阅读(296) / 评论(0) 分类 广州初中4A

[00:00.00] Unit 1 Hobbies Lesson 1 New word and expression [00:07.08]sportsman [00:08.61]运动员 [00:10.14]sportswoman [00:12.12]n.女运动家 [00:14.11]fun [00:15.78]n.有趣的事;玩笑;娱乐 [00:17.45]make friends (with) [00:19.23]与...交

发表于:2018-12-10 / 阅读(274) / 评论(0) 分类 广州初中4A

[00:00.00] Unit 7 Lesson 25 [00:05.20]new words and expression [00:09.87]drive [00:11.64]n.驾驶路程 [00:13.40]as [00:15.73]conj.当的时候 [00:18.05]show(sb.)around [00:20.94]领着(某人)参观 [00:23.82]Read about a visit to the Guangzho

发表于:2018-12-10 / 阅读(198) / 评论(0) 分类 初中英语

[00:00.00] Unit 1 Lesson 1 [00:04.41]new words and expression [00:08.25]along(with sb./sth.) [00:10.53]adv.随同,陪同,一同 [00:12.80]earache [00:14.18]n.耳朵疼 [00:15.57]hardly [00:16.89]adv.几乎不,简直不 [00:18.21]serious [00:19.

发表于:2018-12-10 / 阅读(271) / 评论(0) 分类 初中英语

图片1 This expression is a funny way of saying that someone is old. To be over the hill means that someone is old, and so not able to do things that they used to do. You might see this expression on birthday cards or hear it in movies. This express

发表于:2019-01-01 / 阅读(165) / 评论(0) 分类 英语博客-北美风情

图片1 The expression when pigs fly is used when people talk about something they would never do, or some event that would never happen. It is a very old expression, and no one knows why we talk about pigs! We can also use the similar expression, wh

发表于:2019-01-01 / 阅读(195) / 评论(0) 分类 英语博客-北美风情

Broadcast on Coast to Coast: February 6, 2003 AA: I'm Avi Arditti with Rosanne Skirble, and this week on Wordmaster -- meet Kembrew McLeod. He's an assistant professor of communications [studies] at the University of Iowa. A few years ago, Mr. McLeod

发表于:2019-01-25 / 阅读(197) / 评论(0) 分类 词汇大师(Wordmaster)

图片1 In this episode, Robin and Jessie discuss the expression to shrug something off. Check out the picture here to see an example of someone shrugging. In certain situations a person may want to shrug it off, or have to roll with the punches, and

发表于:2019-01-28 / 阅读(177) / 评论(0) 分类 英语博客-北美风情

图片1 Here we look at a question about the expressions, Lets call it a day and Lets call it a night. These expressions are used often after work has been done or you are feeling tired. Listen to this episode for specific cases of when these express

发表于:2019-01-28 / 阅读(177) / 评论(0) 分类 英语博客-北美风情

图片1 Everyone likes to pig out sometimes! We usually pig out at parties or on special occasions. But sometimes we dont need a special excuse to pig out. To pig out is related to food and eating. To understand exactly when and how to use listen to

发表于:2019-01-28 / 阅读(200) / 评论(0) 分类 英语博客-北美风情

图片1 Sometimes we have a plan to do something and it does not work. In that case we need to plan something different, and that is when we use this expression. If you want to listen to this podcast, but your internet is not working, you will have t

发表于:2019-01-28 / 阅读(198) / 评论(0) 分类 英语博客-北美风情

图片1 If you try to use an expression before you know the definition then you are getting ahead of yourself! That is why it is always good to listen to our podcasts We look at this expression and other similar ones about looking too far into the fu

发表于:2019-01-28 / 阅读(242) / 评论(0) 分类 英语博客-北美风情

图片1 The expression rain check in this episode has a few different meanings. The first one is described in the transcript below. And of course is connected to rain. Another kind of rain check is used in a story. And another one is used when people

发表于:2019-01-28 / 阅读(314) / 评论(0) 分类 英语博客-北美风情

图片1 Sometimes studying another language is really hard. We wish we could just get it over with and speak the language well. That is todays expression to get something over with. We usually use this expression when we have an obligation to do some

发表于:2019-01-28 / 阅读(291) / 评论(0) 分类 英语博客-北美风情

图片1 If you want to tell someone to keep something a secret or promise to keep a secret for someone else you can use this expression: mums the word. At first it seems like a strange expressionmum is the word? Weird. But you will see it is not so c

发表于:2019-01-28 / 阅读(294) / 评论(0) 分类 英语博客-北美风情

Expression In Class 课堂用语 16. May I come in? 我能进来吗? 17. Come in, please. 请进。 18. Sit down, please. 请坐。 19. It's time for class. 上课时间到了。 20. Open your books and turn to page 20. 打开书,翻到第20页。

发表于:2019-02-18 / 阅读(221) / 评论(0) 分类 英语口语
学英语单词
a fish out of water
Acholeplasmataceae
aleka
analog/mixed-signal ics
androsporangium
anode half-bridge
antitemplates
anzaldua
auditory word center
battle-clad
cocrs
colliquative necrosis
Cronoformin
crystallizabilities
daily practice
decisionmakes
depth of snow
difficult-to-machine material
dinner-parties
discarded article
distrubed jet
double-date
double-end callipers with depth gauge
drum bar
equivalent line angle
erectnesses
every definite quantity of a commodity
exchequership
feijoo
Ferenczian
fiber sticking
first law
formament
forsemens
fresh water pipe
friction-gear
Gamm
get a call upon
given-name
gnomologist
grinne
happy hour
have a nasty spill
helioseismologists
IADIC (integrated analog-to-digital converter)
Igrinskiy Rayon
invents
Ishihara
iso-alloxazine adenine dinucleotide
Japan International Trade Promotion Association
kaim
kleene
lackovic
lacombe swine
linear rank
main bus-bar
Malay Camphor
matabelelands
matched pattern
MBN
melilite etindite
mercy-killing
mile's law
Miss Porter's School
mucolipid
multihectare
Myrmonyssus
Offleben
oil bearing rock
onegite
orlovius flask
orthophot
palaeobathymetry
paper-out sensor
pithouses
polychromed
process lifetime
public works survey
registry key
Rheum glabricaule
rich oil
rotary cylinder engine
science club
sequential-color television system
shoesize
sideband vector
spin conservation rule
spondylosises
staminody plant of hemp
tail cone adapter
tours
trachomas
transverse medullary fold
underwater colonic irrigation
user-system
user-writtens
Wan-Li
wanting to do
wasas
well-shooted
word period
X-Y recorder