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
I've been looking forward to meeting your husband, Mrs. Stewart.
我一直希望能见到 先生 Stewart太太。
In the evening one may praise the day.
入夜方能赞美白昼。
Today we have two new students. Their names are Lucy and Lily.
今天我们班来了两位新同学，他们的名字叫Lucy和Lily。