Single row
单───single;排───Row
We were walking in single file to the lake.───我们正排成一列朝湖边走去。
He was killed by a single shot from an unseen soldier.───一个埋伏的士兵一枪就把他打死了。
Is it difficult being a single mother?───做单身妈妈难吗?
When will the single currency be operable?───什么时候实行单一货币?
You needn't puzzle over every single word or phrase in the book.───这本书用不着一字一句地抠.
She had had many proposals but preferred to remain single.───许多人向她求过婚,但她愿过独身生活.
Many species have diverged from a single ancestor.
There was not a single person in the house.
The plant produced a single white bloom.