两者都表示“许多”,但 many 修饰或代替可数名词(复数),与 few(少数)相对;而 much 用来修饰或代替不可数名词(单数),与little(少量)相对。
例句:
Did you see many people there?
你在那儿看见许多人了吗?
Many poets have died young.
许多诗人很年轻就死了。
Do you have much money left?
你剩的钱多吗?
He doesn't spend much time preparing his lessons.
他备课不花太多时间。