查词 - previously

previously

ˈpriːviəsli adv

1 before now or before a particular time 以前，先前

Almost half the group had previously been heavy smokers.

这一群体中近半数以前都是烟瘾很大的烟民。

two days/three years etc previously (two days, three years etc before) 两天/三年等以前

Six months previously he had smashed up his car.

六个月以前他撞毁了自己的汽车。