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- When two vessels meet, the moving vessel should give siren signal to show its intention. 船舶互相见到时,航行中之机动船舶必须用汽笛发放下列信号以示意
- At a certain hour each evening a siren signals the curtailment of electrical power, and the lights flicker off. 每个傍晚在一个某小时一个女海妖向电力的缩减作信号，而且光走开闪动。
- TV, radio, telecommunications, Mobile, China Unicom, and other companies immediately in a different form of air-raid siren signals and information. 电视台、广播、电信、移动、联通等公司立即以不同形式发放防空警报信号和信息。
- We all heard the air-raid siren. 我们都听到了空袭警报器的声音。
- The whole building resounded the siren's warning. 整个大楼回响着警报声。
- A red light is usually a signal of danger. 红灯通常是危险的信号。
- He made out of the cabin at once on hearing the siren. 他一听到汽笛声就立即走出船舱。
- I stood watching for the signal to change to green. 我站着等待交通信号转为绿灯。
- Let's set the clock by the radio time signal. 咱们照着收音机的报时信号把钟对一对。
- A red lamp is often a danger signal. 红灯常常是危险的信号。
- A reflected signal on a communication channel. 一种在通信信道上反射回来的信号。
- The rise in prices was a signal for rebellion. 物价上涨引起了叛乱。
- The siren was a signal for everyone to leave the building. 警报器一响，就是要所有人离开大楼。
- A channel over which pilot signal is transmitted. 可在其上传输导频信号的一种信道。
- There goes the siren for passengers to go aboard. 汽笛响了，旅客们该登船了。
- The signal was picked up by a downrange radar station. 该信号被试验飞行方向之内的雷达站收到了。
- They quitted work when the siren sounded. 汽笛一响，他们就停止工作了。
- The driver is winking his lights to signal a turn. 驾驶员打着一闪一闪的灯光信号表示要转弯。
- Everyone uncovered when the signal sounded. 信号响时，人人脱帽致敬。
- The siren wailed and woke everyone. 警报器尖叫,把人们都惊醒了。
