un. 无保持架的推力球轴承
[网络] 无保持架推力球轴承

First Flight Completed of Plane with No Moving Parts Engineers say they have carried out the first-ever flight of an electric airplane with no moving parts. Researchers at the Massachusetts Institute of Technology, or MIT, recently shared video of th

发表于:2018-12-14 / 阅读(49) / 评论(0) 分类 2018年VOA慢速英语(十一)月

When I meet difficulties, I will be very impatient and want to give up. Some day I realize that if I keep running away all the time, I will be a loser and make no difference. So I try to get over my fear and become patient. Now I no longer feel afrai

发表于:2019-01-03 / 阅读(69) / 评论(0) 分类 英语作文

A: Hello. I'm leaving. Here is my key. B: Just one second, sir, and I'll give you your receipt. Here you go. A: Thank you very much. B: Sir, did you enjoy your stay here? A: Well, most of my time here was pleasant. And New York itself is fantastic. B

发表于:2019-01-15 / 阅读(69) / 评论(0) 分类 英语情景对话-旅馆

今天我们要学的词是bearing. Bearing is spelled b-e-a-r-i-n-g, bearing. Bearing 意思是关系,意义。我们常用 to have bearing on something 意思就是同某事有关系,对某事有影响。The decision had much bearing on the way

发表于:2019-02-05 / 阅读(66) / 评论(0) 分类 英语单词荟萃

It is better to be patient and get what you desire in the right time, than have high office thrust upon you when you are not ready. 语音讲解 单词发音 patient adj.有耐心的,能容忍的 desire n.欲望;要求 thrust vt.插;插入;推挤

发表于:2019-02-13 / 阅读(122) / 评论(0) 分类 跟着Gwen学英语之每日早读

Some hands now jumped into a boat alongside, and pushed a little off from the ship. 这时,有些人跳进了傍在船边的小艇,把它撑离了大船一点儿。 Ha! ha! cried Daggoo, all at once, from his now quiet, swinging perch overhead; 哈

发表于:2019-03-10 / 阅读(109) / 评论(0) 分类 白鲸记
学英语单词
acquire currency
Adenbach
antenna dome
bethenod-latour high frequency generator
bewander
bolosaurids
Bouda
bridge part
by-pass cathode resistor
cambered blade
caulocystidium
cerebrations
co-obligant
compact set
concave barrel
corylus americanas
crisscrosses
crl
crystalline sulfur
current arrangement
decay photon
demand item
devilee
Devon wrestling
difference-differentialequation
dimethylboric acid
drain erosion
earthquake cycle
ecograms
electric arc welded joint
electropane
enthalpy of swelling
epoxy resin coating
eusebia
event network
ews
excomm
federal radionavigation plan
foreign-funded
fpuorophotometer
Fractional-Reserve Banking
garment for protection against fire
genus Mustelus
godo
Gopala
gwerz
halohydrin
hepatological
Horodnytsya
hypoderma
i-hote
Irishise
iron perchlorides
Joseph Joachim
kiondo
laiety
law of contracts
layout study
Lixheim
low-temperature embrittleness
maritime authority
Medes
methods-time-measurement
microfilm display
morbid symbolic thinking
motion vector
multiple-pinhole camera
nahar
native oranges
nonlinear mapping
number of thread
odd leg callipers
On Top of Old Smoky
ouabains
overdeclared
Oviglio
Peckforton
pericardic
peridectomy
Pernazene
pettle
police training school
posterior thoracic nerve
prevailancy
propylene tetramer
radial rift
Ritisch's suture
rudera
sand papering machine
segment map table
slurry polymerization
static multifunction pipeline
steam car
steffimycin
stimulate into
thimble ionization chamber
time of oscillation
tree classification
tubercle or gall of olive
unblanching
unimbodied
unprovenienced