Microplankton
n. 小型浮游生物
🗣️ 情景例句
What do you do at Universe Toy Company?
你在宇宙玩具公司做什么工作？
While we were having breakfast,John was talking on the telephone.
当我们正在吃早餐时，约翰正在打电话。
Who was first? Who was second? Who was third?
谁是第一？谁是第二？谁是第三？