“Someone's teeth are chattering” 这个句型指某人的上下牙因为受凉、受惊或恐惧而不自主地、快速不停地 “打战、咯咯作响”。注意：用这个句型的进行时态来描述此类情景，句子听起来会更自然。在进行时态中，动词 “chatter” 相应地变为 “chattering”，强调牙齿打战的动作会持续一段时间。

例句

Ben's car broke down in the middle of a snowstorm so he had to walk. When he got home, his teeth were chattering so much he couldn't tell us what had happened!

本的车在暴风雪里抛锚了，所以他不得不步行。当他回到家时，冻得牙齿不停地打战，一时间说不出发生了什么事情！

I hate being cold! My teeth start chattering in the autumn and don't stop again until the spring!

我很讨厌冷天气！我的牙从秋天就开始打战，直到春天才停下来！

A: Are your teeth chattering, Olga? Here, take my coat!

B: Thank you so much! I'm freezing.

A: 你的牙齿在打战吗，奥尔加？来，把我的外套穿上！

B: 太谢谢你了！冷死我了。