sharpening 研ぎ物 [とぎもの] /(n) sharpening/EntL1716320X/ ------- 研ぎ [とぎ] /(n) polish/grinding/sharpening/EntL1897300X/ ------- 先鋭化 [せんえいか] /(n,vs) (1) radicalization/radicalisation/becoming a radical/(2) intensification/becoming acute/narrowing/sharpening/EntL1766450X/ |