不然

Don't rush into marriage; you might regret it later.

不要匆匆忙忙结婚, 不然 你以后也许要后悔的.

Let's go right now before it gets too late.

我们马上就去,不然就太晚了.

Why did you need a room unless you were up to something?

除非你要搞什么小动作，不然你为什么单要一间房？

You'd better watch out, or you'll be getting done in.

你还是当心点好, 不然你会上当受骗.

You must urge the children on or we'll never get home.

你必须催促孩子们赶路,不然我们永远也到不了家.

Don't be mean with fabric, otherwise curtains will end up looking skimpy.

别这么吝啬布料，不然做出来的窗帘会显得特寒酸。

Lace your boots firmly or the lace will come undone.

把你的靴子系紧,不然鞋带会松开.

Don't bear hard upon the pencil, it will break.

别使劲压铅笔, 不然会断.

Others may be fond of titles and honours, but I am not.

人皆好名, 我则不然.

Don't rush him or he'll become confused.

不要催他，不然他会犯糊涂的。

Don't say it serves me right or I'll thump you.

别说我活该，不然让你尝尝我的拳头。

Don't give me any aggro or I'll call the police.

不要对我使用暴力，不然我就叫警察。

A cheap bed can be a false economy.

便宜的床看似省钱，其实可能不然。

Some of the studies show positive results, whereas others do not.

有一些研究结果令人满意，然而其他的则不然。

Either be there on time, or don't go at all.

要去就别迟到, 不然,就甭去了.