Placenta diffusa
[医] 分散胎盘
🧩 词语组成解析
placenta
[plə'sentə]
n. 胎盘，胎座;
🗣️ 情景例句
It's five years ago.
那是五年前了。
The truest politeness comes from sincerity.
真正的殷勤出于真诚。
The most wonderful piece of machinery on show was Nasmyth's steam hammer.
其中最奇妙的是内史密斯的蒸汽锤。