whereof的用法和樣例：
例句
用作副詞 (adv.)
- In witness whereof, I set my hand.
我作為證人簽字。 - The books whereof the best are lost.
其中最好的幾本已經(jīng)遺失的那些書(shū)。
用作連詞 (conj.)
- He didn't know whereof he talked about.
他不知道自己說(shuō)了些什么。 - They were the earliest poets whereof there is record
他們是有記載的最早的詩(shī)人。
