Dreye權威釋義

ad.

在……以前
We toured France about three years ago.
我們大約三年前去法國遊玩過。

辨析

同義:

ad.在此之前，過去

before now heretofore since of old of yore aforetime formerly once

反義:

ad.「在……以前」的反義字

hence

同義參見:

back

以上來源於：《英漢大辭典》

adv.

before the present (used with a measurement of time).

Usage

When ago is followed by a clause, the clause should be introduced by that rather than since, e.g. it was sixty years ago that I left this place (not it was sixty years ago since I left this place).

Etymology

ME ago, agone, past part. of the obs. verb ago ‘pass’, used to express passage of time.

以上來源於：《簡明牛津英語詞典》