| 例句 |
We waited for a knock, which was the agreed signal.我们等着一声敲门，这是约定好的信号。I saw her signal frantically to us.我看见她疯了似的朝我们打手势。We couldn't locate the source of the radio signal.我们无法确定无线电信号的来源。The transmitters send a signal to the base station.发射器把信号发送到基站。The runner was in a tense crouch, waiting for the signal to start the race.这名赛跑运动员肌肉紧绷着蹲伏就位，等待起跑号令。The signal was to be the dropping of a handkerchief.约定的暗号是丢下一块手帕。The dog waited patiently until his master gave him the signal to eat.那只狗耐心地等待着主人给它吃东西的信号。The insect's yellow spots act as a warning signal to its predators.昆虫身上的黄点是向其天敌发出的警告信号。He made a signal with his arm for a left turn.他伸出手臂示意要向左转弯。He raised his hand to signal for the waiter.他举起手向侍者示意。A warning signal lit up on the dashboard.警报信号在汽车的仪表板上亮了起来。A radio signal has both electrical and magnetic properties.无线电信号具有电、磁双重属性。They saw the visit as an important signal of support.他们把这次访问看作是支持他们的重要信号。The President's remarks signal that there will be no retreat from his position.总统的话表明他决不会放弃自己的立场。The bomb attack on the capital could signal the start of a pre-election terror campaign.对首都的炸弹袭击可能标志着选举前的恐怖活动开始了。In olden days, of course, a flag-lieutenant was in charge of the Admiral's signal flags.当然在过去，副官掌管着舰队司令的信号旗。The soldiers were waiting for the signal to start firing.士兵在等待开火的信号。Inflammation is a signal of infection.发炎是感染的信号。The defense system would activate if no proper identifying signal was given.如果不发出适当的识别信号，防御系统就会开动。The referee gave the signal to start the game.裁判发出比赛开始的信号。The teacher gave us the signal to finish what we were working on and hand in our tests.老师示意我们结束做题，上交试卷。The traffic signal was not working.交通信号灯坏了。The signal passes through a device called a router.信号通过一个叫做路由器的装置发送出去。It was a signal to the populace that the Allies were already well on their way to liberating France.这对民众来说是一个信号，说明同盟国已经顺利地走在解放法国的道路上。She made a signal for the car to stop.她打了个手势，让汽车停下了。Don't move until I give the signal.我没有发信号你就别动。My signal will be three knocks, a pause, then two more.我的暗号是敲三下后停一停，然后再敲两下。State railway officials said the crossing signal was flashing red when the bus started moving across the tracks.国家铁路官员称，公交车开始横穿铁路时，道口交叉信号灯正闪着红色。The rise in prices was a signal for social instability.物价上涨引起了社会动荡。The plane is orbiting over the field, waiting for the signal to land.飞机在绕机场盘旋，等待降落的信号。At a prearranged signal, everyone started cheering.看到预先约好的信号，大家都开始欢呼起来。When I give the signal, turn on the engine.我发出信号就启动引擎。The policeman reprimanded the driver for turning without a signal.警察训斥司机不打信号就拐弯。His final round was a signal triumph in a career marked by many sweet moments.最后一场比赛的胜利在他充满欣喜的职业生涯中具有非凡的意义。A thin cable carries the signal to a computer.一根细电缆将信号传送给一台计算机。A fall in demand does not necessarily signal the death of the industry.需求的减少并不一定意味着该行业走向穷途末路。The pilot sent out a distress signal before the plane crashed.飞行员在飞机坠毁前发出了求救信号。The train stopped at the red signal.列车遇红灯而停车。It's just a tiny little electric circuit, but it can distort the signal.这只是一个很小的电路，却能引起信号畸变。The director gave the signal and the cameras rolled.导演发出信号，摄影机开始拍摄。 |