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
When you understand the cultural background, you can better use the language.
当你了解了文化背景，你就能更好地运用语言。
Do you often do composition after school?
你常常在放学后做作文吗？
The men collected rainwater in the rubber dinghy.
他们用像皮艇蓄积雨水。