“运转”造句

他慢慢往前开，发动机低速运转。
Very slowly he moved forward, the engine ticking over.

一艘登陆艇的发动机还在运转。
The engine of one landing craft was still running.

用不了5小时，设备就又能嗡嗡地运转了。
Within five hours, the equipment will be humming away again.