短語(yǔ)詞組短語(yǔ)duty -bound to stop crime 犯罪阻止義務(wù)Be duty -bound 義不容辭;責(zé)無(wú)旁貸be duty -bound to do sth 有責(zé)任做He is duty -bound 他責(zé)無(wú)旁貸I will be duty -bound 我會(huì)義不容辭 返回 duty bound