Wcf
abbr. white cathode follower 白阴极跟随器
🗣️ 情景例句
When was your reservation?
您预定的是什么时候？
A bad bush is better than the open field.
有胜于无。
I counted seven old cars and three old refrigerators.
我数了一下，有7辆旧汽车和3上旧冰箱。