cut down
phrasal verbcut somebody down
cut something down
to make something fall down by cutting it at the base (自根基部分)砍倒 Some trees had been cut down. 有些树已被砍倒了。
cut something down (to…) | cut down (on something)
to reduce the size, amount or number of something 削减,缩小(尺寸、数量或数目)