Planula
n. [动]浮浪幼体
🔁 扩展释义
【医】 二胚层胚, 实囊幼虫(腔肠动物)
🗣️ 情景例句
What was that?
会是什么呢？
Where did you grow up?
你在哪儿长大？
'Whatever are you doing up here Bill?' asked the vicar in surprise.
“你究竟在这上面干什么，比尔？”牧师惊讶地问。