液排出泵

Last time we talked about how astronauts eat and drink under weightless conditions in space. Today we'll cover the next question kids love to ask-how do astronauts go to the bathroom in space? It may sound silly, but it's really a good question, beca

发表于:2018-12-27 / 阅读(34) / 评论(0) 分类 英语时差8,16

It may sound silly, but its really a good question, because weightlessness does make a visit to the latrine a tricky proposition. Weightlessness poses two main problems in the bathroom. The first is that an astronaut could drift away from the bowl at

发表于:2018-12-31 / 阅读(41) / 评论(0) 分类 英语听力文摘 English Digest

Questions Remain on Ebola Waste Disposal 埃博拉的废物处理费问题 Ebola is contracted by coming into contact with the bodily fluids of an infected person. Health workers wear spacesuit-like protective gear when treating patients. But researc

发表于:2019-01-14 / 阅读(49) / 评论(0) 分类 VOA标准英语2014年(十二月)

Water pollution 水污染 A: Is the lake very polluted? A.这个湖污染严重吗? B: Well, I wouldn't swim in it- but the water is much cleaner than it was a few years ago. B:哦,我没法在里面游泳,但是比前几年清洁多了。 A: A

发表于:2019-01-14 / 阅读(40) / 评论(0) 分类 职业技术英语口语

今天我们要学的词是discharge。 Discharge有出院的意思。The H1N1 patient was discharged from the hospital after recovery, 这位H1N1甲型流感患者康复后出院。Former British Prime Minister Margaret Thatcher was discharged from

发表于:2019-02-03 / 阅读(74) / 评论(0) 分类 英语每日一词

Voice 1 Thank you for joining us for Spotlight. Im Liz Waid. Voice 2 And Im Joshua Leo. Spotlight uses a special English method of broadcasting. It is easier for people to understand no matter where in the world they live. Voice 1 Angel Rodriguez liv

发表于:2019-02-14 / 阅读(29) / 评论(0) 分类 环球英语 Spotlight
学英语单词
administrative law judge
Akodia
architectural soil mechanics
balanced linkage
basilare
beam with double reinforcement
binary coded decimal character code
blabba
Bokovikova, Mys
bored roll
case chip
caudocranially
check and balance system
cinema projector
cke
coblynaus
color degradation
concave vein
conchoderma hunteri
consolation goal
continuous time series
contractor demonstration test
corn dextrin
crotonylidene
crustal strength
deeds of high resolve
detemperature rate
diaphragm molding
direction-finding compass
dispirit
driving gear
dyamettin
ear-ache
eartheater
empusa muscae (fr.) cohn
emulsion additive
esna
foam-to-fabric process
Fraxinus sikkimensis
froseth
fuel and lubricant truck
functional character
geobotanical cartography
Gobēlē Wenz
hexyl
high speed multi cylinder line mesh paper machine
housekeeping signal
Hull, Cordell
hypomazia
immanants
in dash installation
in holiday array
infinite dimensional system
intertide zone
last calls
lokayatika
long-firms
make a box of
matelot(t)e
Mermis
meteorology history
monosexuals
Mourisca
news interview
oil royaltys
particle shape
pointways
power house shop cap
pseudocercospora polysciadis
public control
refueling probe
rest bin
ripping into
robot show
rock specific heat
Rogovskaya
Roman wagon vault
Saudi Arabia Airlines
set lists
settlement action
singular integral equation
sinistrorotatory
snail-shaped nebula
statistical demand analysis
strain displacement relations
studentship
synephrin tartrate
takadimi
take one's degree
Taoyuan Township
textural element
three way plug with socket
three-series theorem
tulsas
undrained
unperfection
vas lymphaticum ventrale profundum
verblike
Viola minor
vitail
vittatine
wet spraying