Amniotic sheath
[医] 羊膜鞘(脐带的)
🧩 词语组成解析
a. 羊膜的\\n[医] 羊膜的
sheath
[ʃi:θ]
n. 护套;鞘;叶鞘;紧身装;
v. 包，盖;
🗣️ 情景例句
With a little help from the ASPCA,
可以请ASPCA帮忙，
The train is comfortable.
坐火车很舒服。
The door is opened by his son, Gary.
开门的是他的儿子加里。