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 always envied your good luck.
我一直羡慕你的运气好。
He has a bowl of soup.
他有一碗汤。
I was being tested for a driving licence for the third time.
我第3次接受驾驶执照考试。