四环素

[00:03.89]CONVERSATION 1 [00:08.86]TELL ME ABOUT YOUR FAMILY [00:13.22]Announcer:National Flight 294 to Miami is delayed due to severe weather conditions. [00:22.88]Please stand by or additional information. [00:27.87]Maria: Oh no! I hate these long

发表于:2018-12-02 / 阅读(262) / 评论(0) 分类 新英语交谈注释版

[00:03.68]CONVERSATION 1 [00:08.75]HOW ABOUT COMING WITH US? [00:13.01]Debbie: Hi, Kenji. [00:17.45]Kenji: Hi, Debbie. Have a seat. How's it going? [00:22.91]Debbie: I'm OK. How are you doing? [00:27.48]Kenji: Pretty good. Listen ... [00:31.92]have y

发表于:2018-12-02 / 阅读(256) / 评论(0) 分类 新英语交谈注释版

[00:04.18]CONVERSATION 2 [00:09.46]COULD I HAVE YOUR NAME. PLEASE? [00:13.22]Officer: Yes. can I help you? [00:17.97]Ms. Paine: I'd like to open a savings account. [00:22.05]Officer: Certainly. First we'll have to fill out a few forms. [00:27.19]Coul

发表于:2018-12-02 / 阅读(349) / 评论(0) 分类 新英语交谈注释版

[00:04.41]CONVERSATION 1 [00:09.38]DO YOU KNOW WHERE IT IS? [00:13.92]Michelle: What are you doing? [00:18.49]Dominic: I'm cooking dinner tonight. [00:22.05]Michelle: That's great. Thank you. What are you making? [00:27.51]Dominic: A surprise. By the

发表于:2018-12-02 / 阅读(384) / 评论(0) 分类 新英语交谈注释版

[00:04.49]CONVERSATION 2 [00:09.35]WHAT DOES IT LOOK LIKE? [00:13.30]Luis: Teresa? ... I can't find the what-do-you-call-it. [00:20.66]Teresa: What can't you find? [00:24.50]Luis: You know. The thing. [00:28.26]Teresa: What thing? [00:31.50]Luis: Oh,

发表于:2018-12-02 / 阅读(386) / 评论(0) 分类 新英语交谈注释版

[00:03.21]CONVERSATION 2 [00:08.07]I LOVE THE SEASHORE. [00:12.43]Tom: This one looks great! I love the seashore. [00:19.98]Ellen: So do I. The sun ... the sand ... the ocean! [00:26.44]Tom: And listen to this! [00:29.99]What do you think of sailing,

发表于:2018-12-02 / 阅读(357) / 评论(0) 分类 新英语交谈注释版

[00:03.50]CONVERSATION 2 [00:08.36]WHAT DO YOU WANT TO DO? [00:12.43]Henry: Hi, Alice ... have you made any New Year's resolutions yet? [00:20.30]Alice:Just the usual.I'd like to lose some weight,and I want to save some money. [00:26.17]Henry: Come o

发表于:2018-12-02 / 阅读(322) / 评论(0) 分类 新英语交谈注释版

[00:03.29]CONVERSATION 2 [00:08.65]THAT COLOR LOOKS BETTER. [00:12.90]Allen: Excuse me.Could you help me?I'd like to exchange this sweater. [00:20.45]clerk: What's the problem with it? [00:24.01]Allen: It was a birthday gift, but I don't really like

发表于:2018-12-02 / 阅读(299) / 评论(0) 分类 新英语交谈注释版

[00:02.98]CONVERSATION 1 [00:08.25]COULD YOU HELP ME? [00:11.62]Clerk: Hi. Can I help you with something? [00:18.29]Paulina: Yes, please. We're looking for the men's department. [00:23.33]Clerk: It's right over there, by the escalator. [00:27.69]Dieg

发表于:2018-12-02 / 阅读(336) / 评论(0) 分类 新英语交谈注释版

This is Scientific American Sixty Seconds Science, I'm Sophie Bushwick, got a minute? When Mexican tetra fish moved into darker caves long ago, they evolved to deal with the dark by becoming albino and going blind. A new research shows that the chang

发表于:2018-12-24 / 阅读(303) / 评论(0) 分类 Scientific American(一)月

[00:03.29]CONVERSATION 2 [00:08.33]WOULD YOU CARE FOR ANY DESSERT? [00:12.59]Waiter:OK,so that's one cheeseburger and one order of chicken wings,extra spicy. [00:21.13]Would you like something to drink with that? [00:24.69]Carol: Do you have any diet

发表于:2018-12-25 / 阅读(303) / 评论(0) 分类 新英语交谈注释版

[00:03.68]CONVERSATION 2 [00:08.72]COULD YOU CHANGE MY ROOM? [00:12.98]Guest: Excuse me. [00:17.35]Clerk: Yes? What can I do for you? [00:21.71]Guest: I just checked in, and there's a problem with my room. [00:27.38]Clerk: And what is the problem? [0

发表于:2018-12-25 / 阅读(292) / 评论(0) 分类 新英语交谈注释版

[00:04.00]CONVERSATION 1 [00:09.14]SO, WHERE ARE YOU FROM? [00:13.69]Brad: So, Paula, where are you from? [00:20.85]paula: I'm from Canada, originally. [00:24.79]Brad: From Canada? Where were you born? [00:29.65]Paula: Montreal. [00:33.41]Brad: When

发表于:2018-12-25 / 阅读(308) / 评论(0) 分类 新英语交谈注释版

T Tanshinone IIA 丹参酮IIA Tanshinone I 丹参酮I Tanshinone IIB 丹参酮IIB Taraxasterol 蒲公英甾醇 Taraxerol 蒲公英赛醇 Tauro ursodesoxy cholic acid 牛磺熊去氧胆酸 Taxifolin 花旗

发表于:2019-01-03 / 阅读(288) / 评论(0) 分类 医务英语

By Jim Bertel Washington, DC 17 February 2006 watch Bird Flu report As the deadly H5N1 strain of bird flu continues to spread from Asia to the Middle East, Africa and Europe, there have been many pred

发表于:2019-01-04 / 阅读(412) / 评论(0) 分类 2006年VOA标准英语(二月)

Grammar Girl here. Today's topic is verbification. Last week police used a Taser on University of Florida student Andrew Meyer as they struggled to remove him from an auditorium where Senator John Kerry was speaking. The Web has been filled with deba

发表于:2019-01-30 / 阅读(341) / 评论(0) 分类 英语语法 Grammar Girl

1.W: Congratulations to you on your success! 祝贺您取得成功。 G: Thank you very much. 非常感谢。 2. W: Please accept my heartiest congratulations on your cooperation! 请接受我对您的合作表示最衷心的祝贺。 G: Thanks. 谢谢

发表于:2019-02-02 / 阅读(313) / 评论(0) 分类 实用英语

BBC Learning English People and Places Xiaolu Guo Amber:Hello! Today, we meet a young and highly-successful Chinese writer and film- maker, Xiaolu Guo. She talks about learning English, and about how she had fun trying to find the right kind of Engl

发表于:2019-02-05 / 阅读(630) / 评论(0) 分类 人与地方

By Doug Levine Washington 11 March 2006 The gold connoisseur has seen it all: white gold, green gold, black gold, even fool's gold. But, there's another kind of gold out there,

发表于:2019-02-07 / 阅读(382) / 评论(0) 分类 2006年VOA标准英语(三月)

10 Getting The Lead Out 第十章 把铅撵出去 In the late 1940s, a graduate student at the University of Chicago named Clair Patterson (who was, first name notwithstanding, an Iowa farm boy by origin) was using a new method of lead isotope measur

发表于:2019-02-17 / 阅读(355) / 评论(0) 分类 万物简史
学英语单词
abastardizes
abkhaz
aeroelastic dynamics
analytical judgement
aneurysmal ligation
antennated
apologias
autumn cropping
babris
barges into
batters
belde
bilateral midterms loan
block heating
Brachypodium pratense
bridal
buquiterine
carinolateral compartment
caustic curve
cinnamomum camphora sieb. var. noninale hay.
citrazon
cloud issue
complete equation system
cooling losses
cosways
cyberstranger
danshen cream
dateabase services
decempartite
decomposition rule of functional dependencies
Dehydropodophyllotoxine
diacetin
diatonicisms
disavowals
doomsday cult
double sash casement window
ecology of bacterial plasmids
electrovibrator
encoding mask
European boreal faunal region
foetopelvic
forstall
frontal forceps
fruit bowls
gamez
gas filter outlet pipe
geometric figures test
gravity gradient boom
H. & G.
hallooes
heat transfer rig
HEPM
heterotopic face
hotch-pot
independent auditor
intestinal fat
kakotopia
Kingdom of The Netherlands
kolander
lead-seal zone
levynite
log-off
Los Amores
maximum allowable break area
menformon
mossaad
multifunctional converter
nonleaded (nonlead)
nonrandom signal
operate value
Orthodrinex
palop
pay out ratio
potassium zinc silicate
Practical Extraction and Report Language
printaniers
punching-bags
quasi judicial proceedings
radar netting
radarscope speedometer
Redruth
relearnts
s.o.p
second-order moment around mean
sexiles
shannai
sleeved back-up roll
speed increasing gear train
staehle
stochastic scheduling
subacute septicemia
suppression violence
synpneumonic empyema
take off decision speed
tapered hull
times-courier
Tocco de Casauria
top-fermentings
topnotes
trade
ventube
weigh anchor