She tilted her head. When she finished, she jerked her head forward, as if to punctuate her remarks with an exclamation point.

只见她又是皱眉、又是歪头，说完了还猛地把头往前一伸，仿佛在为她的发言打上个感叹号。

youdao

When she heard the news, she jerked upright in surprise.

当听到这则消息时，她惊讶得跳了起来。

youdao

At last she jerked herself up: she must not sleep again.

最后她用力振作起来，免得又睡着。

youdao

When the sense of alarm she had been holding so coolly at bay suddenly broke through, she made a lightning assessment of the oncoming traffic and with a breathtaking lack of deliberation jerked her steering wheel to the left and whipped past the Range Rover as she made a left turn against the light.

NPR: In 'Challenger Park,' Mom Is an Astronaut