A fungus of ugly little houses sprang up.

突然出现一的小屋。

500 companies sprang up to exploit this new technology.

一下子有500家公司争先恐后利用这一新技术。

New towns are springing up to house the increasing population.

新的城镇正迅速建起, 以容纳不断增长的人口。

A range of buildings have sprung up along the river.

沿建起一楼房。

Many new factories have sprung up in my home town.

我的家乡建许多工厂。

The boy has really sprung up this summer; I hardly recognized him.

这孩子今年夏天长得真快, 我几乎认不出他来。

He sprang up from his seat.

他从座位起来。

All of a sudden,a southeasterly wind sprang up and the sky was overcast.

忽然刮起东南风来,一时间天布满乌云。

A breeze sprang up.

突然吹起一阵轻风。

A breeze has sprung up.

微风已开始吹拂。

The boy sprang up out of the chair as soon as he heard the doorbell ring.

那孩子一听到门铃响, 就从椅子起来。