不然

快点，不然你就要错过火车了。

快點，不然你就要錯過火車了。

Hurry up, or you will miss the train.

小心点驾驶，不然你就麻烦了。

小心點駕駛，不然你就麻煩了。

Be careful driving or you'll have problems.

小心点驾驶，不然你就麻烦了。

小心點駕駛，不然你就麻煩了。

Drive carefully, or you'll run into trouble.

你最好乘出租車去，不然可能會趕不及。

You ought to go by taxi, or you might not get there in time.

別太操心了，不然會掉頭髮的。

Don't worry too much, or you'll go bald.