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
Me, too. Have fun!
我也是。祝你们愉快
You are taller than I am.
你比我高。
We can't decide who should open it first.
我们难以决定谁先打开礼物包。