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- You should take an umbrella just as a precaution. 你该带把伞，有备无患。
- The company does not take proper fire precaution. 公司未采取正当的防火措施。
- The report is scathing about the lack of safety precaution. 该报道对缺乏安全预防措施一事严加指责。
- I took an umbrella as a precaution. 我带了一把伞以防下雨。
- A red light is usually a signal of danger. 红灯通常是危险的信号。
- 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。
- I took the precaution of locking everything in the safe. 我把一切东西都锁在保险箱里以防万一。
- A channel over which pilot signal is transmitted. 可在其上传输导频信号的一种信道。
- 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。
- 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。
- All this wake the local government to the need for safety precaution. 所有这些使当地政府认识到必须采取安全预防措施。
- Everyone uncovered when the signal sounded. 信号响时，人人脱帽致敬。
- The train must stop when the signal's red. 信号机是红色时,火车必须停驶。
- A red lamp is used as a danger signal. 红灯用作危险信号。
- Send out a distress signal; the ship is sinking. 船正在下沉，发遇险信号吧。
- He replaced the parts with great precaution. 他小心翼翼地把这些零件重新安装上去。
