signal的意思
signal
基本释义
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v
发信号
to make a sound or action in order to give information or tell someone to do something
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n
信号
a sound or action that you make in order to give information to someone or tell them to do something
例句
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She signalled, and the waiter brought the bill.
她打了个手势，侍者就拿来了账单。
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The whistle signalled the end of the match.
哨声吹响，示意比赛结束。
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At a prearranged signal the lights went out.
预定的信号一发出，灯就全灭了。
短语
- signal processing 信号处理
- digital signal 数字信号
- digital signal processing 数字信号处理
- signal processor n. 信号处理机；讯息处理者
- signal transmission 信号传输；信号发送
近义词
n 信号；暗号；导火线
high sign、alarm-word
vt 标志；用信号通知
adj 显著的；作为信号的
vi 发信号
semaphore
同根词
adj
signed 有符号的；已签字的；有正负之分的
adv
signally 显著地；突出地；非凡地
n
v
signed 署名；写下；预示；示意（sign的过去分词）
