I saw the boy slip away through the door.

How did you manage to slip away?

你怎么溜出来的?

I slip away when the time is right.

在适当时机脱身.

It's a good time for you to slip away.

正是你溜之大吉的好时机.

I encountered this life style and I won't let It'slip away.

偶然看到这种生活方式,就怎么也不能让它溜走.

I let the day slip away without doing anything at all.

那一天我什么事情也没做,就让日子白白溜过去了.

Once I let a true love slip away before my eyes.

曾经有一份真诚的爱情放大我的面前.

You let the chance of a lifetime slip by.

你错过了一生难逢的好机会.

It is right to stress stability, but if we overdo it, we may let slip by.

强调稳是对的, 但强调得过分就可能丧失时机.

Don't let time slip by.

不要让时光白白过去.

He's not really on the ball-he lets so many chances slip by.

他不是很机警 -- 他让许多机会溜走.

Actually, many students slack off during the projects and barely slip by.

其实,这样的“课题研究”, 不少学生也都是应付了事的.

Because of a slip by a fellow agent, he was captured.

因他的伙伴疏忽大意, 他遭到逮捕.

Never let a chance to improve your English slip by!

决不要让提高英语水平的机会溜掉了.

You can slip in after this piece of music is played.

这支曲子演奏完后你可以悄悄进去.

Sometimes , though , changes slip in under the radar.

有时候, 改动是不易察觉的.

He makes a couple of slip in calculating the discount.

在计算折扣时他犯了两个错误.

He makes a couple of slip in adding up the bill.

他合计帐单时算错两处.

Slip in a few questions about other things.

见缝插针地提几个题外的问题。

There has been a slip in the quality of your work.

你的工作质量有所下降.

Errors are sure to slip in.

错误会在不知不觉中发生.