Hayley教口語，“突然涌現(xiàn)”用英語怎么說？

If something springs up, it suddenly appears or begins to exist.

如果某物spring up，那么就是說這個東西突然出現(xiàn)，或涌現(xiàn)

What caused this doubt to spring up in your mind?

什么原因使你突然產(chǎn)生了這個疑團(tuán)?

Many monster high-rise buildings spring up all over the city.

許多巨大的高層建筑在這座城市拔地而起。

After the rainy season, the new green grasses spring up.

雨季以后，綠茵茵的新草勃然生長。