Adventitial sheath
[医] 外膜鞘
🧩 词语组成解析
[医] 外膜的
sheath
[ʃi:θ]
n. 护套;鞘;叶鞘;紧身装;
v. 包，盖;
🗣️ 情景例句
and the Stewart family.
和Stewart一家人。
She began playing the violin when she was nine.
九岁的时候，她开始拉小提琴。
some snakes manufacture a poison different in every respect from that of others,
有些蛇产生的毒液也在各方面与另外一些毒蛇产生的毒液不同，