Beclard's nucleus
[医] 贝克拉尔氏核(胚胎股骨骺的骨化中心)
🧩 词语组成解析
🗣️ 情景例句
I've been there several times.
我到那儿去过好几次。
I'm not sure. I'll have to think about it.
我现在不敢说定，我得考虑一下。
Meimei ran fast.
梅梅跑得快。