改進 [ㄍㄞˇ ㄐㄧㄣˋ; gai3 jin4] to improve to make better classifier: 個[ㄍㄜˋ; ge4] ◄ ►
改進 かいしん noun (common) (futsuumeishi) noun or participle which takes the aux. verb suru bringing up to date progress ◄ ►