Haeckel's gastrea theory
[医] 黑克耳氏原肠祖学说
🧩 词语组成解析
n. 原肠动物
🗣️ 情景例句
She said she'll call you later.
她说她等会儿给你电话。
I just don't know what to say.
我就是不知道说什么。
You always want the best,but we can't afford it.Sometimes you think you're a millionaire!
你总是要买最好的，可我们买不起，有时候你认为自己是个百万富翁！