名词
中文翻译:信号
同义词:
['notice', 'indicator', 'beacon']
例句:
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1.The traffic policeman waved his handto signal the cars to stop.
交通警察挥动手示意让汽车停下。
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2. The newsign at the entrance of the museum isa reminder of its history.
博物馆入口处的新标志提醒着它的历史。
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3. Thebeacon on theship was used to guide itback to port.
船上的灯塔用来指引它返回港口。