磨り砕く

(1)destroy completely; "the wrecking ball demolished the building"; "demolish your enemies"; "pulverize the rebellion before it gets out of hand"

(2)撃滅する

(3)reduce to small pieces or particles by pounding or abrading; "grind the spices in a mortar"; "mash the garlic"

(4)叩くか研磨して、小片か粒にまで小さくする

(1)