Keld
落水管弯头；落水洞河外流处；河流静水区
🗣️ 情景例句
Eating salad is good for your health.
多吃色拉（蔬菜）对你的健康有益。
It's going to crash! Why?
要下坠了，究竟怎么啦？
Sorry, I can't. I have to tidy my room.
对不起，我不能去。我得收拾房间。