元となった辞書の項目
研磨
verb
to grind, to polish / to improve one's skill
意味（1）
to grind, to polish
意味（2）
to improve one's skill
to grind, to polish / to improve one's skill
to grind, to polish
to improve one's skill
DiQt（ディクト）
無料
★★★★★★★★★★
