R-fvalue
[化] R-f值; 比移值
🗣️ 情景例句
I want to buy an engagement ring for my fiancée.
我想为我的未婚妻买一枚订婚戒指。
I had no idea.
真没想到。
What about your inside pocket? Maybe you put it there.
里面的口袋呢？或许你把它放在那儿了。