mow down

To destroy in great numbers as if cutting down, as in battle.

鏟除：大批毀滅如切割一般，如在戰場上

To overwhelm

戰勝

mowed down the opposition with strong arguments.

用強有力的論據駁倒對方

mow someone down

kill someone with a fusillade of bullets or other missiles

（用交通工具或槍） ，撂倒，掃倒

As you sow you shall mow .

有付出就有收獲。