GbEng
你可得安静点儿了，要不然我没法计算了。 Do keep quiet or you'll throw me out in my calculations.
除非出现奇迹, 不然我们现在是输定了. Short of a miracle, we're certain to lose now.
别把热水倒进玻璃杯里，不然它会炸的。 Don't pour hot water into the glass or it will crack.
快跑，不然你要迟到了。 Run or else you'll be late.
你得去上班了, 要不然就要失去这份工作了. You must go to work or ,else you'll lose your job.
把它放下，不然我就揍你。 Put that down or else I'll smack you.
别向后看，不然你会摔跤的。 Don't look behind or you may fall.
那强盗厉声叫道: ｀不许动, 不然就打死你.＇ One false move and you're a dead man,' snarled the robber.
除非有钱，要不然我是不会买房子的。 Unless (being) rich, I am not going to buy a house.
可别让他谈起政治来, 要不然他一谈就得一个晚上. Don't set him off talking politics or he'll go on all evening.
要不然他还会在教书，因为他的心仍然在课堂上和他的学生们在一起。 Otherwise he would still be teaching, because his heart and soul were still in the classroom with his students.
多亏你来帮忙--不然我们真没法办. It's a good job you were there to help we couldn't have managed without you.
你别找茬儿闹事, 要不然我就叫警察了! Don't give me any aggro or I'll call the police!
小毛孩子, 别跟我来这一套, 要不然有你後悔的. Don't try anything on with me, kid, or you'll be sorry.
把门关上，不然亮光能使底片发灰。 Shut the door or the light will fog the film.
因我们订购的是季节性商品，贵方务必于十月前装运，不然我们就赶不上季节了。 Be sure to ship the goods before October as what we ordered is seasonal goods. Otherwise we will not be able to catch the season.