Perisome
[医]体壁（棘皮动物）
🗣️ 情景例句
I mean, there seems to be something to celebrate all the year round.
我的意思是，好像一年到头都要忙着庆祝似的。
What is happening down there?
下面发生什么事情？
We'll meet him at the harbour early in the morning.
明天一大早我们将在码头为他送行。