for a timetemporarily; for a certain period 一时地*This method was used for a time,but it is no use now .这个方法曾被用于一时,但现在已不用了。*The boys stayed with their uncle for a time.孩子们有一段时间曾和他们的叔叔住在一起。*I couldn't rememb ...
onceonce[wʌns; wʌns]《one 的中古英语所有格副词用法》副词1 一次,一遍,一倍~ a day一天一次~ more= ~ again再 (来) 一次~ or twice一两次I have ~ skated.我曾溜过冰O~ one is one.一乘一等于一2 一次也 (没有…)I haven't seen him ~.我一次也没见 ...