| 单词 | 求救信号 |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔Mayday〕He raced to pick up the lifejackets while his stepmother sent out a Mayday call.他的继母发出无线电求救信号的时候，他飞跑着去拿救生衣。柯林斯高阶〔S O S〕The letters represented by the Morse signal · · · - - - · · ·, used as an international distress signal, especially by ships and aircraft.无线电紧急求救信号：莫尔斯电码信号· · · - - - · · ·所代表的字母，用作国际求救信号，尤指被轮船及飞行器使用者美国传统〔distress signal〕The pilot sent out a distress signal [=a message that the airplane was in danger] before the plane crashed.飞行员在飞机坠毁前发出了求救信号。韦氏高阶〔impact〕Impact occurred seconds after the pilot radioed for help.飞行员发出无线电求救信号数秒钟之后就发生了碰撞。牛津搭配〔radio silence〕Radio silence may be imposed on other stations during a distress call.在收到求救信号后，其他电台被要求保持电波静默。剑桥高阶〔radio〕The distress call was picked up by a young radio ham.求救信号是一名年轻的业余无线电爱好者接收到的。牛津搭配〔radio〕The ship radioed for help.这条船用无线电发出求救信号。朗文当代〔radio〕We received a call for help over the ship's radio.我们通过船上的无线电收到一个求救信号。朗文当代〔send out〕The crew did not send out any distress signals.机组人员没有发出任何求救信号。柯林斯高阶〔signal〕She signalled for help.她发出了求救信号。剑桥高阶〔signal〕They fired three distress signals.他们发射了3次求救信号。柯林斯高阶〔signal〕We signal(l)ed a passing ship for help.我们向一艘过往的船发了求救信号。英汉大词典〔signal〕We signaled for help.我们发出了求救信号。韦氏高阶 |
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