Planulae
n. 实囊幼虫；浮浪幼体
🗣️ 情景例句
We are going to celebrate all weekend.
我们整个周末都要进行庆祝。
Grasp the thistle firmly.
毅然处理困难局面。
Quick, turn the gas off. Cover the pan. Be careful!
快，把煤气关上。盖上锅。小心！