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他们改用活塞发动机.用英语怎么说？

他们改用活塞发动机.

They use a piston engine instead.

相关词汇
they use piston engine instead

they

pron. 他/她/它们，人们，大家，政府，当局，她们；

use

n. 使用，使用权，功能；

piston

n. <机>活塞；

engine

n. 发动机，引擎，工具，火车头，机车；vt. 给…安装发动机；

instead

adv. 代替，顶替，反而，反倒；
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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.
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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。
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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。
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该法令迫使工会推迟罢工。
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原子核对最外层电子的作用受到屏蔽.
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讲课之后, 学生们开始问一系列问题,使我不知所措.
The overwhelming feeling is just deep, profound shock and anger.
最强烈的感觉就是深深的震惊和愤怒。
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伍斯纳姆非常爱国。
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孔雀般的骄傲