| 例句 |
Our steamer spoke in a short, sharp blast.我们的船以短促而尖利的汽笛声发出信号。Don't start until I give the signal. 等我发出信号再开始。Wait for the signal from the leader of your group.等你们组的组长发出信号。What's the point of giving a signal when there are no other cars around to see it?周围没有别的汽车看见，那么发出信号又有什么用？The director gave the signal and the cameras rolled.导演发出信号，摄影机开始拍摄。He signalled the electrician to take the houselights down.他发出信号要电工把观众席的灯光打暗。When I give the signal, turn on the engine.我发出信号就启动引擎。We were ordered not to shoot until he gave the signal.他命令我们在他发出信号之前不能开枪。Imagine a device that could send a signal at a speed greater than the speed of light.想象一下有一种能够以大于光速的速度发出信号的装置。The cyclist signalled and turned right.骑车者发出信号后向右转。 |