相關(guān)單詞近義詞 inadequately 不夠地, hopelessly 絕望地, ineptly 不適當(dāng)?shù)? pathetically 悲哀地, incompetently 無能力地, inefficiently 無效率地, ineffectually 無效地, in vain 徒然, unsuccessfully 失敗地反義詞usefully, 有用地臨近詞useless, useless luxury, useless to try, useless effort, useless current, useless plastic, useless without, useless student, useless arguing, useless quality, Useless learning 返回 uselessly