The nurse grabbed his arm and plunged the needle in.护士抓住他的胳膊一下就把针扎了进去。

He plunged the knife into the cake.他把刀插进蛋糕里。

I plunged the sponge into the bucket of water.我猛地把海绵摁入水桶中。

He plunged his hands into his pockets.他把手猛地插入口袋。

It was a big project, so we all just had to plunge in [=dive in] and get started.这是一个大项目，所以我们必须全力投入干起来。

She plunged (right) into the assignment.她全力投入了这项任务。

He plunged into a severe depression.他突然陷入严重的抑郁。

A series of bad management decisions had plunged the company into debt.一系列错误的管理决策使公司突陷债务之中。

The author plunges his readers into a world of fantasy.这位作家将读者带入一个梦幻世界。

The museum was recently plunged into scandal when it was learned that some of its art had been sold on the black market.人们得知它的一些艺术品在黑市上出售后，这家博物馆最近突然陷入丑闻。

The city was plunged into darkness. [=the city suddenly became dark]城市突然陷入一片黑暗。