您要查找的是不是：
- A red light is usually a signal of danger. 红灯通常是危险的信号。
- This is the inverse of his earlier proposition. 这和他早些时候提的建议截然相反。
- 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。
- modified alternation mark inversion signal 修改脉冲极性交替的信号
- alternation mark inversion signal 极性交替的脉冲信号
- 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。
- Everyone uncovered when the signal sounded. 信号响时，人人脱帽致敬。
- Inverse agonist is a new type of classification. 摘要反向激动剂指一种新分类概念。
- 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。
- We call -a the additive inverse of a. 我们称-a为a的加性逆元素。
- I corrected my watch by the time signal. 我按报时信号校正我的表。
- The inverse of its slope is the speed of light. 其倾斜的倒数是光速。
