Planulae
n. 实囊幼虫；浮浪幼体
🗣️ 情景例句
He keeps himself fit by running 5 miles every day.
他每天跑五公里以保持身体健康。
When the well is full, it will run over.
井水满了要溢出。
There is a car race near our town every year.
在我们镇子附近每年都有一场汽车比赛。