Copepods
桡足类
🗣️ 情景例句
Please sit down.
请坐下。
Three times a week I have to walk all the way to the gym for my Phys Ed class.
一周有三次，我为了参加体育课而必须走路到体育馆。
Thanks, Bob. I won't.
谢谢，鲍勃，我不会的。