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。
- The building of the railroad is progressing. 铁路正在建造中。
- 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。
- His boss was dissatisfied with his tardy progress. 老板对他缓慢的进度不满意。
- We have made pleasing progress in our talks. 我们的会谈已经取得了令人满意的进展。
- 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。
- Study well and make progress every day. 好好学习，天天向上。
- He made rapid progress in his studies. 他学习上进步很快。
- We can only make progress by degrees. 我们只能逐渐地进步。
- A channel over which pilot signal is transmitted. 可在其上传输导频信号的一种信道。
- Physics has made enormous progress in this century. 本世纪物理学的发展突飞猛进。
- All these difficulties cramped his progress. 所有这些困难阻碍了他的进步。
- 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。
- I updated the committee on our progress. 我向委员会报告了我们的进展情况。
- 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。
- The ship made slow progress through the rough sea. 船只在汹涌的大海中缓慢前进。
- Everyone uncovered when the signal sounded. 信号响时，人人脱帽致敬。
