FAQs About the word previously

以前

at an earlier time or formerly

前方,已经,早些时候,先前,之前,预先,早期,以前,现在,初步

后来,以后,以后,以后,随后,后面,下一个

previous question => 上一题, previous => 先前, preview => 预览, preventive strike => 预防性打击, preventive medicine => 预防医学,