un. 螺旋千斤顶;插座螺旋;起重螺旋;千斤顶螺旋

jack-screw的用法和样例:

例句

  1. Each of the four legs contains a simple screw jack with a thrust bearing that is operated telescopically inside of two tubes.四条腿中每个都装有一个简单的螺旋千斤顶,千斤顶中又有一个在两根管道中做伸缩操作的推力轴承。

A: Quit screwing around and work on your paper, Max! A: Max, 不要胡闹了, 作你的报告去吧! B: I don\'t want to. How can I write about something I never read? B: 我不想啊。要我怎么样写我都没读过的东西嘛? 你有没有发现

发表于:2019-01-08 / 阅读(65) / 评论(0) 分类 美国俚语

A: A piece of advice. Don\'t screw around with her. She\'s got a terrible temper. A: (给你)一个忠告, 别跟她乱来, 她的脾气可坏得很! B: She does? But she looks like a sweet little angel. B: 是吗? 但是她看起来像个可爱善良的

发表于:2019-01-08 / 阅读(73) / 评论(0) 分类 美国俚语

工作中最怕遇到什么样的队友?玩心眼?偷奸耍滑?No,No,No,这些都不够可怕,可怕的是那些做一件砸一件,而且还不自知的人。 Jackass of all trades describes someone who is exceptionally bad at everyth

发表于:2019-01-08 / 阅读(169) / 评论(0) 分类 英美文化

not all there to have a screw loose 我们经常会发现有的人似乎脑子不太正常。也许是因为现代生活过于紧张,美国是有不少精神不正常的人。据说,美国人在口语

发表于:2019-02-01 / 阅读(116) / 评论(0) 分类 美国习惯用语

解释: 1,弄糟,弄乱,搞砸(to mess up ) 例句: I hope I don't screw up this time. 我希望这次不会搞砸了。 Try again and don't screw it up this time. 再试一次,这次别搞砸了。 2,如果是screw up somebody 或者sc

发表于:2019-02-09 / 阅读(70) / 评论(0) 分类 美国俚语

screw up 的常见意思及用法 1.弄糟,弄乱,搞砸(to mess up) 例句: I hope I don't screw up this time. 我希望这次不会搞砸了。 Try again and don't screw it up this time. 再试一次,这次别搞砸了。 2.如果是screw u

发表于:2019-02-09 / 阅读(63) / 评论(0) 分类 美国俚语
学英语单词
.bmk
air refrigeration cycle
alarm setting lever
apparent permeability
bastins
beam of balance
bi-implication letter
bidding notification
bill of certiorari
calciphobe plant
Cert.Ed.
coke breaze
combined grip
commercialization of housing
compensator downhole(bumper sub)
consonantal and vowel coding
coolmax
corium carcinoma
dance to another tune
defocrsing
dehydrolindestrenolide
digital data
diving weight
dolophilodes securis
douxes
dullanty
energy characteristic
extenuatory
falkenburg
female aristocrat
gaijin-san
Garron Point
gas pseudo-critical constant
GCAW
generalized data base management system
health examination
hiccupping
high velocity index lubricating oil
hydrogens
illuss
immunotherapeutics
integral point
ion exchange capacity of resin
Jumbo certificate
Kanyuri
kavulich
la valse
lao-zis
Le Chatelier's principle
leak vibroscope
likelihead
lithium silicon
long tube vertical evaporator
lunteren
magister of sulfur
MCHG
model code
mtows
multi-ratio analysis
multiple basic channel
noise spectrum
non-anticipating channel
non-gene
nuclei originis accessorius
ophidophobia
overheaters
partial mast
pinacolins
pipe accessories
polished specimen
polyvalent
porometer
priolo
Prumnopitys taxifolia
quasi-composite state
radial muscle
range of accommodation
rotary moment
Rubus ourosepalus
saprolegnia terrestris
sartor
scale coordinate system
Scopes, John Thomas
spontaneous sweating due to deficientcy of blood
straight oil
termination provision
tetracoordinated
tetraisopropylthiuram disulfide
Thoscan
touch voltage
trailer sprayer
Turukhania platycarpos
twist pair type telephone cable
undesired capital inflows
unfavo(u)rable area
unfinished business
Vava'u Grp.
WebGL
weld thickness
wood chemical stain
wrapper tube
XTMs