Boutade
念头, 怪念头, 反复无常
🗣️ 情景例句
A credit card is very useful when you go traveling.
当然旅游的时候，信用卡很有用。
It's going to crash! Why?
要下坠了，究竟怎么啦？
Swimming, I think.
我想是在游泳吧。