previous

上一年

the year before the one being discussed

前一天

the day before the one being discussed

所讨论的那一天的前一天

前一周

the week before the one being discussed

指所讨论的特定时间点之前的那一周。

the month before the one being discussed

knowledge or skill from having done something in the past

前一天晚上

the night before the day being discussed

所讨论的那一天的前一晚

the person who owned something before the current owner

the company or person one worked for before the current job

上一页

the page that comes before the current one in a book or document

书籍或文档中当前页的前一页

the person who was president before the current one

the generation of people that came before the current one

先前的研究

research or academic work done on a topic before

以前就某一主题进行的研究或学术工作

the 10-year period before the one being discussed

前政权

the government or system of control that was in power before the current one

在现政权之前执政的政府或控制体系

the 100-year period before the one being discussed

a time when a person was found guilty of a crime in the past