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
Here are ten letters that express my feelings for you.
这里有十个字母可以表达我对你的感情。
Joys shared with others are more enjoyed.
与众同乐，其乐更乐。
We continually wage war on them, for they contaminate our food, carry diseases, or devour our crops.
人类不断同昆虫斗争，因为昆虫弄脏我们的食物，传播疾病，吞噬庄稼。