意味
- completely lacking any feeling or sense of justice (idiom); cold and ruthless
関連語
HSK 7頻度 14,161部首 一その他
to be a little bit careless; to have a moment of inattentiveness
HSK 7頻度 21,385部首 一繁体字 一絲不苟動詞
not one thread loose (idiom); strictly according to the rules
meticulous
not one hair out of place