手酷い

(1)unpleasantly stern; "wild and harsh country full of hot sand and cactus"; "the nomad life is rough and hazardous"

(2)不快なほどに堅い

(3)having or showing no mercy; "the merciless enemy"; "a merciless critic"; "gave him a merciless beating"

(4)慈悲を持たないか、示さないさま

(1)