Vf
abbr. 很好（very fine）；可变频率（variable frequency）；视频（vision frequency）
🗣️ 情景例句
but I knew engineering was not for me.
但我知道工程对我不合适。
I cannot hear the tape.
这卷录音带什么都听不到。
If a citizen's complaint is justified, the Ombudsman will act on his behalf.
如果公民的意见正确，司法特派员便为他伸张正义。