Retained placenta
[医] 胎盘滞留
🧩 词语组成解析
v. 保持( retain的过去式和过去分词 ); 拦住; 保存; 止住
placenta
[plə'sentə]
n. 胎盘，胎座;
🗣️ 情景例句
I have received the secretarial training for six months.
我曾接受过6个月的秘书训练。
It seems he's the big boss.
看起来他好像是大老板。
First, I tell the actors where to stand and where to move.
首先，我要告诉演员在剧中站立和移动的位置。