Placenta vera
[医] 真胎盘
🧩 词语组成解析
placenta
[plə'sentə]
n. 胎盘，胎座;
abbr. 通用实验性反应堆装置（Versatile Experimental Reactor Assembly ）
🗣️ 情景例句
and wrote to his wife Martha.
给他妻子Martha写信。
To throw a pass
经过
For our purposes, we are concerned only with one kind of cost----
就我们的目的而言，我们只关心一种费用-