蒸汽空泡

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(102) / 评论(0) 分类 大学英语四级词汇拼读版

第三章 呼吸系统 Chapter 3 Respiratory System aditus laryngis 喉口 anterior horn 前角 anterior mediastinum 前纵隔 apex of lung 肺尖 aryepiglottic muscle 杓会厌肌 arytenoid杓肌 arytenoid articular surface 杓关节面 arytenoid cartilage 杓状软骨 base of

发表于:2018-12-05 / 阅读(156) / 评论(0) 分类 医学英语

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(166) / 评论(0) 分类 天真与经验之歌

07 牙病的预防与治疗 DATE=2-27-01 TITLE=SCIENCE IN THE NEWS #2113 - (1)Dental Health BYLINE=Nancy Steinbach VOICE ONE: This is Sarah Long. VOICE TWO: And this is Bob Doughty with Science in the

发表于:2018-12-07 / 阅读(81) / 评论(0) 分类 科技之光

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(51) / 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(51) / 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(58) / 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(60) / 评论(0) 分类 英国学生科学读本

Here is some thanksgiving tips food and safety expert Ben Chatman in North Carolina State University. First, do not wash the turkey, which***. The water splashing off a portroy can toss bacteria around your entire food preparation area. Two, s** is t

发表于:2018-12-24 / 阅读(88) / 评论(0) 分类 Scientific American(十一)月

牙医这个词,人们一想起来都会觉得有些许的疼痛。因为每次去牙医那里,没有不疼的。在加拿大,如果没有医疗保险的话,看一次牙医也很贵的哦。 Maura: So, today were gonna talk about a subject th

发表于:2018-12-27 / 阅读(70) / 评论(0) 分类 话匣子英语

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(76) / 评论(0) 分类 英文摇滚歌曲

Larry和李华刚刚忙完手头的工作。他们一起去吃冰激凌。李华今天要学两个常用语:my treat和ginormous. LL: Well, Li Hua, you just finished a big paper, and I just finished an important project at work. Let's go for ice cr

发表于:2019-01-15 / 阅读(98) / 评论(0) 分类 美国之音《流行美语》

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(67) / 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(55) / 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(70) / 评论(0) 分类 英语新闻

A proud pensioner has spent 26 years creating the ultimate life-like dolls house. 一名充满活力的退休老人花费26年的时间打造出了一座高仿真娃娃屋。 Leonard Martin constructed the intricate house from scratch as a way to fil

发表于:2019-02-05 / 阅读(55) / 评论(0) 分类 阅读空间

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(120) / 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(66) / 评论(0) 分类 英国学生科学读本

Listen to the patients' questions to a doctor.Check the correct answers that the doctors may response. 1.What caused my stomachache? 2.Do I need to take medicine? 3.What is this d rill for? 4.Is the cavity serious? 5.Can you do something about the ca

发表于:2019-02-17 / 阅读(80) / 评论(0) 分类 英语听力练习题

A: Hey, Gary, great to see you again. Please have a seat. So tell me, what seems to be the problem? B: Thanks, doc. Ive got a really bad toothache! I cant eat anything, and look, my face is all swollen. I think it might be my wisdom tooth. A: Well, l

发表于:2019-02-23 / 阅读(89) / 评论(0) 分类 英语播客-EnglishPod
学英语单词
act to
agricultural pattern
aidens
area navigation
Barstowite
bawds
bulke
charge transfer time
cluttered
comprehensive research ship
conservation soil
corpspersons
cotton boll rot
croc
cruise-missiles
cut price
Desquam
dunnan
electric fixture
energy spreading waveform
eniotypy
equipment trust certificate
expanding metal
facial yoga
feed forward compensation
flexible situation
forest stage
four-stage blower
full-service brokerage
gaets
genotyping
ghost people
ground equalizer inductors
half cross stitches
Hawaii Standard Time
header-subcode
hepatorenal ligament
hoisting line
hot-pressed ferrite
hydroxyalkyl pyridine
immersed electron gun
indecent language
Kushtia District
lateral sternal line
leggies
level of a power quantity
libertys
loadouts
long life grease
loose diamond
Mangifera siamensis
mkiii
molybdoiron protein
monkey's fist
move-on
muling
multiple method
multisugar
nickle plating machine
non dischargeable debts
non teleological
non-digestible
Nosopsyllus fasciatus
offence of detrimental to public moral
outer covering of a kernel
oversystematising
parameter card
Paranyrocidae
polyelectrolyte solution
polymeric ampholyte
principle of mathematical induction
pro-standard
pseudopatients
qantar
red roundel
roly-poly stallion
Ry2R
satellite positioning and tracking
Schur function
scratch-pad memory
Seacroft
self-publishings
Septum intersinuale sphenoidale
servicingtechnique
short broker
Southeast Pacific Basin
soy(bean) powder
spunged
standard capacitance
Sunnfjord
telemetric integrator
tie-rod type journal box positioning device
tiggles
timer measurement
ultrapure material
unit amplifier
uranium(vi) chloride
uredinaless
vitrifusain
volcanic depression
Yepifan'
Zinasco