Aortic sac
[医] 动脉球囊
🧩 词语组成解析
a. 主动脉的\\n[医] 主动脉的
sac
[sæk]
n. （动植物组织中的）囊，液囊;
abbr. 缩写 = (US) Strategic Air Command 战略空军司令部。;
🗣️ 情景例句
and his interview was very successful.
他的面谈很成功。
Give my best to your family.
代我向你们全家问好。
At the moment, they cover every inch of floor space and I actually have to walk on them to get in or out of the room.
这会儿，书把地板的每一点空隙都占据了，我实际上是踩着这些书进出房间的。