1. all-time的反义词

1. Production will reach an all-time high.
    产量空前。

1. all-time什么意思

1. 空前的：all-star 明星运动员 | all-time 空前的 | all-up weight 空中总重量

2. all-time的意思

2. 全部时间的：all-the-year 一年到头的 | all-time 全部时间的 | all-timeunheard-of 前所未闻的

3. 空前的, 创记录的：shaky 虚弱的, 颤抖的, 不安的, 不可靠的 | all-time 空前的, 创记录的 | subject matter 主题, 主旨

4. 全部时间：全继电器式选择器 all relay selector | 全部时间 all time | 全部中继线占线 all trunks busy,ATB

1. 迄今最…的；空前的；创纪录的
    You use all-time when you are comparing all the things of a particular type that there have ever been. For example, if you say that something is the all-time best, you mean that it is the best thing of its type that there has ever been.

    e.g. The president''s popularity nationally is at an all-time low...
           总统在全国的人气目前正处于历史最低点。
    e.g. Duane Eddy is John Peel''s all-time favourite artist.
           杜安·艾迪是约翰·皮尔迄今最喜欢的艺术家。

1. unsurpassed in some respect up to the present

    e.g. prices at an all-time high
           morale at an all-time low
           among the all-time great lefthanders