Echinoderm
n. 棘皮动物\\n[医] 棘皮动物
🗣️ 情景例句
Tell me the courses you have completed in school and what is your favorite subject?
你曾修读哪些课程和你最喜欢哪一科？
Never show the bottom of your purse or your mind.
钱包不露底，思想需保留。
I don't know.
我不知道。