reinvent the wheel片语KK [ˏriɪnˋvɛnt ðə wil] /ˌɹiɪnˈvɛnt ðə wil/发音片语1多此一举、白费工夫、重复劳动多用于否定句There's no need to reinvent the wheel; just use the existing template.没必要多此一举,直接用现成的模板就好。2从头再做、重复发明Every new team ends up reinventing the wheel instead of reading the old notes.每个新团队都在从头再做一遍,而不去看以前的纪录。用这个字练口说→