成语名称:踌躇不定:irresolute英语: irresolute成语近义: 犹豫不决(yóu yù bù jué):犹豫:迟疑。迟疑动摇;拿不定主意。成语反义: 斩钉截铁(zhǎn dīng jié tiě):斩:砍断;截:切断。砍断钉...