| 词汇 | signal |
| 释义 | signal /`sɪgnḷ/ n. A sign agreed upon for giving notice, as of danger, esp. at a distance; a token. 号志；信号(如危险之信号，尤指在远处指示者)。 His arrest was the signal for revolt. 他的被捕为叛乱的预示。 Initial cause; that which incites action. 起因；导火线。 Sound or picture transmitted or received. 【无线】【影视】所传送或接收的声音或影像。 adj. Memorable; extraordinary. 可纪念的；显著的；非常的。 a signal success 非常之成功。 (过去式: signaled; 过去完成式: signaled; 现在进行式: signaling) v.t. To communicate with by means of flags, lights, etc.; make signs to. 以信号传达；发信号。 v.i. To make signs, to communicate by signals. 作信号；以信号传达。 The general signaled to his officers for the attack to begin. 将军以信号向他的军官示意开始攻击。 Sailors signal with flags by day and with light at night. 水手们白天用旗夜晚用灯发信号。 idoms signal box (a)信号所；信号塔。(b)警察或火警系统中所用的警报箱。 signal bridge (军舰上之)信号塔。 Signal Corps (美陆军的)通信兵。 signal fire 峰火。 signal flag 信号旗。 signal man (铁路之)信号手。 signal noise ratio 【电】讯号噪音比率。 signal of distress 【航】求救信号。 signal post 信号杆。(= signal staff) signal staff 信号杆。(= signal post) signal tower 信号塔。 derivatives n. signaler; signaller. adv. signally. |
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