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
Susan, I understand you're in the toy business. Susan
听说 ，是在玩具业工作。
I've got to be going now, Good-bye.
我得走了，再见。
As it was extremely narrow, the man was unable to move,
由于烟囱太窄，那人无法动弹。