signal

/'signl/

柯林斯星级

牛津核心词汇

BNC频率: 1960

现代语料频率: 2078

高考英语大学英语四级大学英语六级考研英语雅思 GRE

中文翻译

n. 信号, 暗号, 近因, 导火线

vt. 向...作信号, 标志, 用信号通知

vi. 发信号

a. 作为信号的, 显著的

[计] 信号

英文解释

n. any nonverbal action or gesture that encodes a message

n. any incitement to action

n. an electric quantity (voltage or current or field strength) whose modulation represents coded information about the source from which it comes

s. notably out of the ordinary

词态变化

复数形式:signals

过去式:signalled

过去分词:signalled

现在分词:signalling

第三人称单数:signals

常见例句

an electrical device that sends or receives radio or television signals

n an abnormally large amount of this fetoprotein in the fetus can signal an abnormality of the neural tube (as spina bifida or anencephaly)

plural of AFP n an abnormally large amount of this fetoprotein in the fetus can signal an abnormality of the neural tube (as spina bifida or anencephaly)

a device that signals the occurrence of some undesirable event n

an automatic signal (usually a sound) warning of danger v

今日更新

更新时间：2025-06-06 08:07:24

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