Allantoic vessel
[医] 尿囊血管
🧩 词语组成解析
a. [动]尿囊的,尿囊内的,有尿囊的
🗣️ 情景例句
Now, how's the Stewart family?
那么， Stewart全家人都好吗？
It is never too old to learn.
为学不怕年高。
The big clock which used to strike the hours day and night was damaged many years ago and has been silent ever since.
教堂的钟很大，以前不分昼夜打点报时，但很多年前遭到毁坏，从此便无声无息了。