Plicae venae cavae
[医] 腔静脉[上]襞
🧩 词语组成解析
plica的复数形
vena的复数
🗣️ 情景例句
Thank you, Mrs. Martinelli.
谢谢， Martinelli太太。
I just dropped in to say goodbye.
我只是来告别的。
Some of the bigger firms are engaged in researches which are of such general and fundamental nature that it is a positive advantage to them not to keep them secret.
某些大公司进行的研究属于一般和基础性的研究。因此不保密对他们才有利。