要是

要是他忘了你的生日，那可太差劲了。

It 's a poor show if he forgets your birthday .

要是你们彼此相爱，干吗不结婚呢？

If you love each other , why not get married ?

要是你的手脏了，就去洗一洗。

If your hands are dirty , go and wash them .

要是你跌倒了，滑雪板就该脱离靴子。

The skis should detach from the boot if you fall .

要是赢了下一场比赛，我们就占优势了。

If we win the next game we 'll be laughing .

你要是不懂，可以随便提问。

Feel free to ask questions if you don 't understand .

你要是赢了一百万英镑，你想怎么用？

What would you do if you won a million pounds ?

他要是睡眠不足动不动就发脾气。

He gets ratty if he doesn 't get enough sleep .

要是你老爸知道了，你非挨骂不可！

If your dad finds out you 'll really catch it !

要是水管破裂整座房子就会灌满水。

If the pipe bursts it could flood the whole house .

要是走运的话，我也许能勉强及格。

I might scrape through the exam if I 'm lucky .

我要是你就会离他远点儿。

I wouldn 't mess with him if I were you .

您要是需要什么，请尽管吩咐。

If you need anything , I am at your service .

你要是批评他的家人可就惹麻烦了。

You 're on dangerous ground if you criticize his family .

你要是道歉，我们就原谅你。

If you say you 're sorry we 'll forgive you .

你要是听话就可以跟大人一起吃饭。

If you 're good you can eat with the grown-ups .

要是他的病情恶化，我们就请医生。

If he gets any worse we 'll call the doctor .

“那么我要是说不呢？”她试探说。

' And if I say no ? ' she ventured .

谁要是迟到，他就得在外面等着。

If anyone arrives late they 'll have to wait outside .

我要是主动提出帮助，她会不会见怪？

Would she take it amiss if I offered to help ?

要是我当时能帮着把错误纠正过来就好了。

If only I could have helped put matters right .

我要是你呀，我就立即辞职。

If I were in your place , I 'd resign immediately .

门要是打不开就踹一下。

If the door won 't open , give it a kick .

你要是想再喝一杯就请自便。

If you want another drink , just help yourself .

你要是把它丢了就太可惜了。

It would be a shame if you lost it .

你当时要是表现出一些关心就好了。

Some manifestation of your concern would have been appreciated .

你要是不懂，尽管问好了。

Don 't be afraid to ask if you don 't understand .

你要是愿意，我会给你查查这封信的。

I 'll check this letter for you , if you want .

要是你们都坐好了，那么我就开始。

If you 're all sitting comfortably , then I 'll begin .

要是有人打电话来，就说我不在家。

If anyone calls , tell them I 'm not at home .