液气混合物

useless 无用的,没有价值的 user 用户,使用者 usual 通常的,平常的 usually 通常 utility 效用,实用 utilise 实用 utilize 利用 utmost 极度的,极端的,极限 utter 完全的,彻底的说 vacant 空闲的,空缺的

发表于:2018-12-01 / 阅读(253) / 评论(0) 分类 大学英语四级词汇拼读版

The Little Boy Lost 小男孩的迷路 'Father, father, where are you going? 父亲、父亲,你往哪儿去? O do not walk so fast! 啊,别走得这么快呀。 Speak, father, speak to your little boy, 说话呀,父亲,跟你孩子说话呀

发表于:2018-12-06 / 阅读(296) / 评论(0) 分类 天真与经验之歌

[00:03.89]Lesson 5 1 Dialogue [00:09.64]Mr Zhu is showing the students of Class 4 the chemistry lab. [00:16.30]Mr Zhu: Now,this is the chemistry lab. [00:20.45]Have you been in this lab before? All:No. [00:25.50]Mr Zhu: Ok,listen carefully,please. [0

发表于:2018-12-13 / 阅读(273) / 评论(0) 分类 高中英语人教版高一

Every day the sun's rays change thousands of tons of liquid water into water-vapour; 每天, 太阳光都能够将数千吨的液态水转化为水蒸气; and this water-vapour mingles with the air, and is carried along by the wind. 随后, 水蒸气

发表于:2018-12-18 / 阅读(208) / 评论(0) 分类 英国学生科学读本

When we change a liquid into vapour, and cool this vapour till it is liquid again, 将水加热成水蒸气, 然后对其进行冷却直至再次液化, we are said to distil the liquid, and the apparatus for doing this is called a still. 这个过程就

发表于:2018-12-18 / 阅读(187) / 评论(0) 分类 英国学生科学读本

Thus by heating liquids we cause them to evaporate, or change into vapours or gases; 因此, 可以看出:我们能够通过加热液体使得它们蒸发, 变成水蒸气或气体; and by taking away heat from these gases, or cooling them, we tu

发表于:2018-12-18 / 阅读(183) / 评论(0) 分类 英国学生科学读本

Lesson 88 Condensation 第88课 冷凝 When the water in a kettle boils, it boils first at the bottom. 当水壶中的水沸腾时, 首先开始沸腾的是底部的水。 We cannot see this in a kettle, because the kettle is made of iron. 我们无法

发表于:2018-12-18 / 阅读(260) / 评论(0) 分类 英国学生科学读本

This is Scientific Americans 60-Second Science. Im Cynthia Graber. This will just take a minute. Usually, we trust common sense to solve problems. Is a runny mixture too thick? Add some fluid. Thatll make it runnier. Except when the fluid makes it th

发表于:2018-12-24 / 阅读(193) / 评论(0) 分类 Scientific American(二)月

Uyghur Food: 'A Combination of Everything' American Grace Clegg loves to try new food. She recently ate at Dolan Uyghur Restaurant in Washington, D.C., with a group of friends and coworkers. There, they had what Clegg described as a delightful spread

发表于:2019-01-02 / 阅读(217) / 评论(0) 分类 2017年VOA慢速英语(八)月

Its easy and relaxing to make and use bath salts at home 在家里制作并使用浴盐很容易也让人非常放松 1/3 cup baking soda 1/3 cup Epsom salts 1/3 cup sea salt 10 drops lavender essential oil 1/3 杯发酵粉 1/3 杯泻盐 1/3 滴薰衣草

发表于:2019-01-08 / 阅读(217) / 评论(0) 分类 英语小短文

I'll take what you got got got I know it's not a lot lot lot Cause I just need another hit You're the thing that I can't quit You got what I want want want Here and then you're gone gone gone If you told me that we were through You know that I would

发表于:2019-01-10 / 阅读(200) / 评论(0) 分类 英文摇滚歌曲

This is the VOA Special English Development Report. Dye can bring a little color to life. Most clothing is colored with dyes. Modern, manufactured dyes can be costly. Natural dyes from plant and animal products have been used since ancient times. So

发表于:2019-01-11 / 阅读(190) / 评论(0) 分类 VOA慢速英语2008年(十一)月

This is the VOA Special English Development Report. Dye can bring a little color to life. Most clothing is colored with dyes. Modern, manufactured dyes can be costly. Natural dyes from plant and animal products have been used since ancient times. So

发表于:2019-01-11 / 阅读(185) / 评论(0) 分类 VOA慢速英语2007年(五)月

This is the VOA Special English Development Report. Dye can bring a little color to life. Most clothing is colored with dyes. Modern, manufactured dyes can be costly. Natural dyes from plant and animal products have been used since ancient times. So

发表于:2019-01-11 / 阅读(207) / 评论(0) 分类 2010年VOA慢速英语(八)月

[0:0]misunderstand mixture误会 混合,混合物 [1:48.5791]mobile mode moderate modest [2:31.6939]modify moist moisture mold

发表于:2019-01-16 / 阅读(315) / 评论(0) 分类 闭着眼睛飘单词 四级词汇

Lesson 70 Evaporation 第70课 蒸发作用 Let us fill a small kettle with water, and place it on the fire. The water will soon begin to boil. After an hour or so we shall find the kettle quite empty, although no one has touched it since it was plac

发表于:2019-01-17 / 阅读(184) / 评论(0) 分类 英国学生科学读本

The finger which is wet with alcohol will be dry before you can count ten, while the finger which is wet with water may take a minute or more to dry. 在你数到十之前, 那根沾有酒精的手指就会变得干燥, 而另外一根沾有水的手指

发表于:2019-01-17 / 阅读(173) / 评论(0) 分类 英国学生科学读本

As 2014 draws to a close, its time to look back and see which words have been significant throughout the past twelve months, and to announce the Oxford Dictionaries Word of the Year. Without further ado, we can exclusively reveal that the Oxford Dict

发表于:2019-02-04 / 阅读(175) / 评论(0) 分类 英语新闻

The Worrler of Qi A man of the state of Qi was afraid that the sky would fall down and the earth would cave in.The thought that he would not be able to find shelter when that happened worried him so much that he had no appetite for food and slept v

发表于:2019-02-07 / 阅读(288) / 评论(0) 分类 趣味英语

Lesson 35 Getting up Steam 第35课 蒸汽往上冒! Do you want to know what steam is? Let us get a lump of ice, or a snow-ball, and place it in a saucer in a warm room. It soon melts, and then the saucer is half full of water. If we leave the sau

发表于:2019-02-07 / 阅读(188) / 评论(0) 分类 英国学生科学读本
学英语单词
adjugates
anorectal syphiloma
apocynin
appaling
Ardgay
ateleioses
bare a mystery
bargain-price
be at someone's nod
both-way trunk
broad beam attenuation
Brodenbach
bronchi segmentalis superior
burcer
capacity packing
caprifoil
certificate of completion
Chanchaga
Chianni
cinnamoyloxyphenylurea
Codonopsis purpurea
commodity stocks
couwe
crystallization temperature
dangerous building
de lunatico inquirendo
diiodotyrosine
double-modulation
dying evidence
earth-berry
ebliss
enfantillage
eprp
etymons
extra-lath
floating zone grown silicon
fluvial cycle of erosion
for an age
gentlemany
genus Baptisia
genus Gracula
granary breads
hand and glove with
hospitalizing
ideological and political work
impoisonments
interior live oaks
io-to (iwo jima)
iracundious
jellabiya
knee length
koac
license agreements
lower limit of operating oil pressure
macrodon
marine construction
maxillary prognathism
melodie
mineral waters
montadale
mustills
mutely
Nadhim
New York aster
on record
onend
order gadiformess
overstep the boundary of
pale clouded yellow
pmgravid
pressure quenching
priority scheduling
propitiated
regulating valve cap nut
residual fuel oil contamination
riverside drive
roaring boys
robert redfords
samaric hydride
semi revolution
single association control function
single-slit kymography
siningroside
SMS cell broadcast
stamycil
standard pintle nozzle
submarining
sweet-william
sweeties
tastykakes
three axis reference system
true diameter
two-row cotton picker
vacillators
value-judgement
vardzaks
vincoridine
vinegar pies
water sieve
WP (water pump)
X-band radar beacon
yalden