词汇 signal 在中文的含义

signal 在英语中是什么意思?与 Lingoland 一起探索这个词的含义、发音及具体用法

signal

US /ˈsɪɡ.nəl/
UK /ˈsɪɡ.nəl/
"signal" picture

名词

1.

信号, 标志

a gesture, action, or sound that conveys information or an instruction

示例:
He gave a signal to the driver to stop.
他向司机发出停车信号
The traffic light changed to a green signal.
交通灯变成了绿色信号
2.

信号, 电波

an electrical impulse or radio wave transmitted or received

示例:
The phone has a weak signal here.
这里的手机信号很弱。
The radio signal was clear.
无线电信号很清晰。

动词

1.

示意, 发信号

to make a gesture or sound to convey information or an instruction

示例:
He signaled for the waiter to bring the bill.
示意服务员拿账单。
The referee signaled the end of the game.
裁判示意比赛结束。
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