您要查找的是不是：
- The E1 Galileo signal, a PPT, very good materials about the Galileo signal of eht E1 frequency has been tested. (译)：伽利略的E1信号，一个幻灯片，非常好的材料，伽利略的信号，东隧E1的频率进行了测试。
- A red light is usually a signal of danger. 红灯通常是危险的信号。
- Galileo's ideas were well in advance of the age in which he lived. 伽利略的思想远远超越了他所生活的时代。
- 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。
- Galileo's ideas were in advance of the age in which he lived. 伽利略的思想超越了他生活的时代。
- 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。
- In his own lifetime Galileo was the centre of the controversy. 伽利略在世之日一直是激烈的论战中心。
- 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。
- Galileo departed radically from the Greeks. 伽利略根本上不同于希腊人。
- Everyone uncovered when the signal sounded. 信号响时，人人脱帽致敬。
- Galileo probably was the first person to see them. 伽利略也许是第一个看到这些环的人。
- 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。
- Galileo rolled small metal balls down the incline. 伽利略让小金属球从斜面滚下。
- Send out a distress signal; the ship is sinking. 船正在下沉，发遇险信号吧。
