To twist or turn suddenly and forcibly.

朝一边扭转或弯曲的。

youdao

Teams might score only a few times each match, so matches can turn around suddenly.

球队可能在每场比赛中只有几次进球，所以比赛可能会突然逆转。

youdao

He suddenly understood that he didn't really turn into a lion and that what really worked was his brave heart.

他突然明白他并没有真正变成一头狮子，真正起作用的是他勇敢的心。

youdao

Suddenly they do the Doppler effect where they turn their backs to you, in a way, and they're marching away from you and you hear very little sound.

突然,他们也产生了多普勒效应,当他们转身背对你时,当他们背离你前进时,你会听到一种很微弱的声音

耶鲁公开课 - 聆听音乐课程节选

If you're in this state, you will necessarily, given the laws of physics and the way the computer's programmed and built and so forth, these wires will turn on, turn off, these circuits will turn on, turn off, boom, suddenly you'll be in that state.

如果你站在这个角度,你必定会考虑,在物理定律和电脑编程原理,如何构造的等等确定的情况下,这些电线通或断,这些回路通或断,嘣,突然你就处在那个位置上

耶鲁公开课 - 死亡课程节选

In-house rivals suddenly turn collegial and pool their expertise and services for a knockout bid.

FORBES: Kiss and Punch

It is non-intuitive that something that is going so well can suddenly turn around and fold.

FORBES: When Does Optimism Pay Out The Most?

But such a policy would not suddenly turn the opposition into a fighting force.

ECONOMIST: Arab revolutions