Caval fold
[医] (下)腔静脉褶(胚胎)
🧩 词语组成解析
[医] 腔静脉的
fold
[fold]
vt. 折叠;合拢;抱住;笼罩;
vi. 折叠起来;彻底失败;
n. 折痕;信徒;羊栏;（起伏地的）凹处，洼;
🗣️ 情景例句
It's his first venture into business.
他初涉商界。
I don't know, sir, but I guess the computer made some mistake.
不知道呀，好像是电脑出了故障了。
Every child that is born into his group will share them with him,
每一个和他诞生在同一个社团中的孩子和他一样具有相同的风俗；