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The heating automatically switches on and off at pre-set temperatures.暖气根据预设温度自动开关。The team have had a bad year, both on and off the field.该球队这一年场上场下都不顺。She's old and needs help getting on and off the bus.她年纪大了，上下公共汽车需要帮助。To our amusement, the actor jumped on and off the stage.令我们感到有趣的是，那个演员从舞台跳上跳下。Their conduct both on and off the pitch was excellent.他们场上场下都表现出众。He has been working here, on and off, for two years.他在这儿断断续续工作了两年。She worked here on and off for several years.她断断续续地在这里工作了几年。The actors got along well both on and off the set. 这些演员无论在台上还是在台下都相处得很好。I've been trying to learn Spanish on and off for the past five years.过去五年来我一直断断续续地想学西班牙语。End plates screw on and off easily.端板拧上去拧下来都很容易。The crowds were once again entertained by the number-one tennis player's antics on and off the court.这位头号网球运动员在场上场下做的滑稽动作再次把观众逗得开怀不已。An illuminated sign flashed on and off.发光的指示牌一闪一灭。This low-impact exercise involves stepping on and off a platform following routines to music.这一低强度锻炼的内容包括在伴随音乐做完固定动作之后重复踏上踏下平台。A neon sign flashed on and off in the window.一个霓虹灯广告牌在橱窗里一闪一闪。A neon sign flashed on and off above the door.门的上方有块霓虹灯广告牌一闪一闪的。The airplane's landing lights winked on and off.飞机的着陆灯不停地闪烁。He's been smoking for 10 years now, on and off.到现在，他断断续续地吸烟有十年了。She's a real class act on and off the soccer field.无论是在足球场上还是场下，她都绝对是个出类拔萃的人物。I've had toothache on and off for a couple of months.我的牙断断续续疼了几个月。I was still working on and off as a waitress to support myself.我为了糊口仍然间或去做服务员。By toggling this key, you can switch the italics on and off.用这个键来切换，你能够打开和关闭斜体字。The players conducted themselves impeccably, both on and off the field.这些选手无论在场上或场下的表现都无懈可击。Red and green bulbs flashed on and off.红红绿绿的灯泡时明时灭地闪烁。She's had a very bad chest for a year on and off.她一年来断断续续地有很严重的呼吸道问题。I worked in bars on and off for two years before I decided to go back to college.我断断续续地在酒吧里干了两年，最后还是决定回大学读书。The knack is to learn how to turn your belief on and off.窍门儿就是学会选择是否相信。Sam was flicking a flashlight on and off.萨姆啪啪不停地把手电筒开了又关。He was a real gentleman both on and off court and a delight to play.场上场下他都是一位绅士，和他一起打球是一种享受。She fascinated him, both on and off stage.不管是台上还是台下的她，都让他着迷。With a flick of a finger, you can turn it on and off.手指轻轻一动，就可以开关。The lights flickered on and off.灯光若隐若现。The elastic stretches so that the shoe can be slipped on and off.鞋的松紧带可以拉长，以方便穿脱。She was the ideal American teenager, both on and off screen.她是美国青少年的榜样，银幕上和现实生活中都是如此。 |