名词
中文翻译：信号
同义词：
['signal', 'message例句：1. The passing signal from the traffic light was clear.（交通灯的通过信号很清晰。）2. He passed the message on to his colleagues.（他将信息传递给了他的同事。）']
例句：
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1. The passing signal from the traffic light was clear.
交通灯的通过信号很清晰。
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2. He passed the message on to his colleagues.
他将信息传递给了他的同事。
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3.The passing signal helped us to avoid a collision.
这个信号帮助我们避免了碰撞。