Amra
abbr. 美国医学档案协会（american medical record association）
🗣️ 情景例句
Please do the work at your own convenience.
请在方便时把这事做一做。
My father is over 60 years old.
我父亲已年过六十了。
have no chance of transporting us to the nearest other star, four light years away,
但尚不可能把我们送到离我们最近、相距4光年的其他星球上去，