相关单词近義詞 airiness 通風, fragility 脆弱, weakness 軟弱, delicacy 柔弱, frailty 脆弱, feebleness 衰弱, insubstantiality 無實質(不堅固)..., shoddiness shoddy的名詞形式...臨近詞FL, Fleta 返回 flimsiness