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
And when I did,
就算我睡着了，
Labour is often the father of pleasure.
勤劳常为快乐之源。
It's true that he may fall behind the other students.
真的，他可能会落在其他同学的后面。