Amnio
abbr. 羊膜穿刺术（amniocentesis）
🗣️ 情景例句
We met at the hospital.
我们在医院里见过。
So what?
你说呢？
for it is then almost ready to undertake heavy work and can begin to earn its keep straight away.
这个年龄的象差不多已能干重活，可以很快挣回饲养它的开支。