Ultrasterile
[醫(yī)] 超無菌的, 超消毒的
??? 情景例句
If I have time, I enjoy camping in the wild with my friends.
若時(shí)間許可，我愛和朋友到野外露營(yíng)。
How often did I tell you not to yell in the house?
我告訴你多少次不要在房子里大叫?
I have just received a letter from my brother, Tim.
我剛剛收到弟弟蒂姆的來信，