signal

[美]/ˈsɪɡnəl/
[英]/ˈsɪɡnəl/
词频: 极高

释义

n. 信号;暗号;导火线
vt. 用信号通知;标志
adj. 显著的;作为信号的
vi. 发信号
词形变化
过去分词signalled
过去式signalled
第三人称单数signals
现在分词signalling
复数signals

短语搭配

strong signal

强信号

lost signal

信号丢失

clear signal

清晰信号

weak signal

弱信号

reliable signal

可靠信号

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

digital signal processor

数位讯号处理器

output signal

输出信号

input signal

[电]输入信号

signal analysis

信号分析

signal generator

信号发生器;讯号产生机

signal detection

信号检测

control signal

控制信号;操纵信号

speech signal

语言信号,语音信号

video signal

视频信号

traffic signal

交通信号;交通讯号,指挥灯

audio signal

声频信号;可听声信号

signal source

n. 信号源

analog signal

[计]模拟信号

electric signal

电讯号

例句

The traffic light turned red, signaling us to stop.

交通灯变红,示意我们停下来。

She waved her hand as a signal for us to come closer.

她挥手示意我们靠近。

The alarm clock rang, signaling the start of a new day.

闹钟响了,表示新的一天开始了。

A loud noise can be a signal of danger.

大声的噪音可能是危险的信号。

The captain used a flag to signal to the crew.

船长用旗帜向船员发信号。

Her frown was a signal that she was unhappy.

她皱眉表示她不高兴。

The sudden drop in temperature is a signal that winter is coming.

气温的突然下降是冬天来临的信号。

He raised his hand as a signal for silence.

他举手示意安静。

The teacher's nod was a signal of approval.

老师的点头是赞同的信号。

The company's poor performance is a signal of potential financial trouble.

公司的糟糕表现是潜在财务麻烦的信号。

原声例句

Can you lock out the signals that elicit depression?

可否封锁引致抑郁症的 神经信号呢?

来源: TED Talks (Audio Version) October 2015 Collection

Hillary Schulman, the author of the study, asserts that specialized words are a signal.

该研究的作者希拉里·舒尔曼断言,专业词汇是一种信号。

来源: CET-6 Listening Past Exam Questions (with Translations)

Directions are communicated with clear visual signals.

清晰的指示灯会指明方向。

来源: VOA Standard November 2015 Collection

Mrs. Wilkerson was giving me the distress signal.

威尔克森太太朝我做了个痛苦的表情。

来源: Modern Family - Season 07

Signal after signal turned out to be false.

结果发现一个又一个出现的信号都是假的。

来源: Crash Course Astronomy

Every dog breed is intelligent, and they understand hand signals.

每一种狗的品种都很聪明,而且它们可以了解手势。

来源: Animal World

Well, Pope Francis has sent mixed signals.

教皇弗朗西斯传递出矛盾的信号。

来源: NPR News February 2016 Compilation

So, you really want these clear signals.

所以,你需要这些清晰的信号。

来源: Quick Tips for TOEFL Writing

A bear market doesn't always signal a severe economic downturn.

熊市并不总是预示着严重的经济衰退。

来源: CNN 10 Student English March 2020 Compilation

So scientists are encoding these signals into robots.

科学家将这些信号编译进了机器人。

来源: TED Talks (Video Version) Bilingual Selection

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