vt.用力插入;使陷入;
vi.跳入;全心投入;突降,俯冲;
n.投入,陷入;游泳,跳水;暴跌;
例句:
To fall straight down; plunge.
垂直''.'落下'.''垂直落下来; 一头扎下.
The sea was so rough that on every plunge the screw came out of the water.
大海汹涌翻腾,船每颠簸一下,螺旋浆就露出水面.
In the past China made the mistake of trying to plunge ahead too fast.
中国过去就是犯了性急的错误.