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不稳固的结构用英语怎么说？

不稳固的结构

an unsteady structure

相关词汇
an unsteady structure

an

art. 一（在元音字母前代替不定代词a），一任一某一，一个；
例句
He started eating an apple...
他开始吃苹果。

unsteady

adj. 不坚固的，不一贯的，摇晃的，无常的；
例句
So the effect of unsteady jet should be paid attention in aerocraft design.
在飞行器设计中,必须从安全控制的角度出发,考虑这一非定常效应的影响.

structure

n. 结构，构造，建筑物，体系；vt. 构成，排列，安排；
例句
Engineers found the structure had been corroded by moisture...
工程师们发现该建筑已经受潮腐蚀。
热门例句
He acknowledged publicly that he might have made a mistake.
他当众承认自己可能犯了个错误。
...the spiralling vortex airflow that slows the plane.
使飞机减速的螺旋形气流涡旋
You just go on ahead. I'll come by later...
你只管先往前走。我随后就来。
He who spares his rod hates his son, But he who loves him chastens him early.
24不忍用杖打儿子的,是恨恶他;疼爱儿子的, 趁早管教.
For further information, please contact 414 3925, extension 2253.
详情请致电414 3925,转分机2253。
He sat there while I made the case for his dismissal...
他坐在那儿，听我陈述解雇他的理由。
Baroness Thatcher's claims seem credible to many.
撒切尔女男爵的主张在很多人看来是可信的。
Nothing to be got without pains but poverty.
一份耕耘，一份收获。
This decree obliges unions to delay strikes.
该法令迫使工会推迟罢工。
The right to demand payment from the endorser of a commercial paper when the first party liable fails to pay.
追索权当有支付义务的第一方不能支付时，可以向商业票据的背书人要求支付的权力。
相关例句
a sprung matress
弹簧床垫
He always sets a generous table for guests.
他招待客人吃饭, 菜式总是十分丰富。
He was praised for his neat and careful work.
他因工作认真、利索而受到赞扬。
He never stays in a job long. He gets itchy feet after two or three years.
他没有一样工作干得长久，过两三年他就会脚底发痒，总想动一动。
He is respectful to his elders.
他对长辈很尊敬。
Some fruit doesn't ship well.
有些水果不便运送。
I envy your ability to work so fast.
我真羡慕你, 能干得这么快。
It is vital that we should be kept informed of all developments.
重要的是我们必须熟悉所有的发展情况。
to sing the second stanza
唱第二节
He was about to speak.Again he bottled himself up.
他想说话又忍住了。