高中英语单词天天记signal素材.docx

·signal·v.  ['sɪgnəl]　( signals; signalled/〈美〉signaled; signalling/〈美〉signaling )·  ·双解释义·vt. & vi. 发信号,用信号传达,用信号通讯  make a signal or signals; send or express (sth) in this way; communicate with (sb) in this way·根本要点  signal用作及物动词时,可接名词、代词或that/wh从句作宾语signal还可接双宾语,常以带或不带疑问词的动词不定式作直接宾语,其间接宾语可以由介词to引出, to可以省略不用于被动结构·词汇搭配  · ～+名词· signal position  示意位置· ～+副词· signal wildly  乱发信号· signal out a distress signal  发出遇难信号· ～+介词· signal for  为(某事)而发信号· signal for help  发信号求救· signal with flags  用旗子当信号·句型例句  用作不及物动词▲S+～(+A)She is signaling.她正在发送信号。

The submarine signaled for help.潜水艇发出求救的信号用作及物动词▲S+～+n./pron.She signaled the advance.她发出信号前进A bell signals the end of a school period.铃声标志着学校里一节课的结束▲S+～+that-clauseShe signaled that he was about to turn left.她打信号灯表示他就要转到左面去了▲S+～+wh-clauseThey signaled which way one is going to turn?他们打信号示意走哪一条路用作双宾动词▲S+～+pron./n.+to n./pronHe signaled a message to his brother.他用信号向他哥哥发信息▲S+～+(to) n./pron.+to-vHe signaled the waiter to bring the menu.他做手势要侍者拿菜单来The conductor signaled the orchestra to rise.指挥打手势让乐队起立。

Jim signaled his helplessness to Mary to leave the party.吉姆无法从宴会脱身时,他向玛丽使了个眼色,表示无可奈何▲S+～+(to) n./pron.+wh-to-vTom signaled his friend which way to go.汤姆示意他的朋友走哪条路·学习参考  signal还可用作形容词,意思是“明显的,(非常)显著的,非凡的〞例如:This is a signal failure.这是明显的失败People speak of Mark Twain as a signal humorous writer.人们称马克·吐温为杰出的幽默作家·补充资料  ［同义词］ n.  indication, sign v.  gesture, motion··signal·n.  ['sɪgnəl]　( signals )·  ·双解释义·C  信号,暗号  sth intended to warn command, or give a message, such as a special sound or action·C  (无线电或电视所传送的)讯号,信息,图像  a sound, image, or message sent by waves, as in radio or television·词汇搭配  · 动词+～· catch the signal  见到那信号· give〔ignore〕 a signal  给〔无视〕信号· produce signals  产生信号· put up〔send〕 a signal  发信号· receive signals  接收信号· repeat〔respond to〕 a signal  重复〔答复〕信号· show a signal  显示信号· 形容词+～· audible〔clear〕 signal  听得见〔清楚〕的信号· auditory〔calling, visual〕 signal  声音〔呼叫,视觉〕信号· unmistakable〔weak〕 signal  明确无误〔微弱〕的信号· 名词+～· alarm〔caution, danger〕 signal  警报〔警戒,危险〕信号· color light signals  彩色灯信号· fire〔fog, storm〕 signal  火灾〔起雾,暴风雨〕信号· home〔railroad〕 signal  进站〔铁路〕信号· input〔output〕 signals  输入〔输出〕信号· picture signals  图像信号· radar signal  雷达脉冲· traffic signal  〈美〉交通信号· ～+名词· signal generator〔lamp, pistol〕  信号发生器〔灯,枪〕· 介词+～· at a signal  在信号发出时· begin at a signal  在信号发出时开始· ask by signal  用信号发问· on a signal  在信号发出时· ～+介词· signal by sounding a bell  以铃声为信号· signal for a retreat  撤退信号· signal from  发自…的信号· signal in code  编码信号· signal of danger  危险的信号· signal to  发往…的信号·句型例句  Signals are made with flags or lamps.用旗或灯传递信号。

We live too far from the city to get a strong television signal.我们住的地方离城里太远,不能收到清晰的电视图像。