v.跳躍；躍過；躍

n.跳躍；躍

I leap for joy at the good news. 我一聽到這個(gè)好消息高興得跳了起來。

His name leapt out at me from the newspaper. 報(bào)紙上他的名字一下子跳入我的眼簾。

The boy took a leap from the window. 那個(gè)男孩從窗口跳下去。

He got over the stream with a single leap. 他一躍就跳過了小溪。

leap用作名詞的基本意思是“跳躍,激增”,作“激增”解時(shí)表示數(shù)量上的增加,常后跟介詞in。