| 释义 |
sig·nal AHD[sĭgʹnəl] D.J.[ˈsɪgnəl]K.K.[ˈsɪgnəl]n.（名词）abbr. sig.【缩写】- An indicator, such as a gesture or colored light, that serves as a means of communication.See Synonyms at gesture 信号：一种用作通讯交流手段的指示，比如一种手势或有色的光 参见 gesture
- A message communicated by such means.信号：用这种手段传达的信息
- Something that incites action:导因：激起行动的某物：The peace treaty was the signal for mass celebrations.和平协议的签署引发群众盛大的欢庆
- Electronics An impulse or a fluctuating electric quantity, such as voltage, current, or electric field strength, whose variations represent coded information.【电子学】 电波：电脉冲或变化的电量，比如电压、电流或电场强度，它们的变化表示着编码后的信息
- The sound, image, or message transmitted or received in telegraphy, telephony, radio, television, or radar.信号：由电报、电话、收音机、电视机或雷达传播或收到的声音、影像或信息
adj.（形容词）- Notably out of the ordinary:出色的：明显超出一般的：a signal feat.See Synonyms at noticeable 丰功伟绩 参见 noticeable
v.（动词）sig.naled 或 sig.nalled sig.nal.ing 或 sig.nal.ling sig.nals 或 sig.nals v.tr.（及物动词）- To make a signal to:向…发信号：I signaled the driver to proceed.我打信号让那个司机通过
- To relate or make known by signals:以信号告知：用信号讲述或表明：They have signaled their willingness to negotiate.他们已经表示他们愿意谈判
v.intr.（不及物动词）- To make a signal or signals.发信号：发一个信号或多个信号
- Middle English 中古英语
- from Old French 源自 古法语
- from Medieval Latin signāle 源自 中世纪拉丁语 signāle
- from neuter of Late Latin signālis [of a sign] 源自 后期拉丁语 signālis的中性词 [标志的]
- from Latin signum [sign] * see sign 源自 拉丁语 signum [标志] * 参见 sign
sigʹnaler 或 sigʹnaller n.（名词） |