STAY IN A PLACE 住在某处, to live or stay in a place

占据，居住:

He occupies the house without paying any rent.

他住在这幢房子里，没有付一分钱房租。

The building was purchased and occupied by its new owners last year.

这幢大楼去年被新房主买下并入住了。

FILL TIME 占用时间, if something occupies you or your time, you are busy doing it

占用，占去〔时间〕:

Football occupies most of my leisure time.

足球占去了我大部分的闲暇时间。

Only six percent of police time is occupied with criminal incidents.

警察的执法时间中只有 6% 用于处理犯罪事件。

CONTROL BY FORCE 用武力占领, to enter a place in a large group and keep control of it, especially by military force

〔被军队等〕占领，占据;

an occupying army

占领军

Students occupied Sofia university on Monday.

星期一学生们占领了索非亚大学。

FILL SPACE 占据空间, to fill a particular amount of space

占用，占去〔空间〕:

Family photos occupied almost the entire wall.

家人的照片差不多占了整个墙面。

occupy sb's mind / thoughts / attention, if something occupies your mind etc, you think about that thing more than anything else

萦绕（占据）某人的脑海/思想/注意力;

Work will occupy your mind and help you forget about him.

工作会占据你的脑海，帮助你忘了他。

USE 使用, to use something such as a room, seat, or bed

使用，占用〔房间、座位或床等〕:

Many patients who are occupying hospital beds could be transferred to other places.

许多占用医院病床的病人可以被转到其他地方去。

OFFICIAL POSITION 正式职位, to have an official position or job

担任〔正式职位或工作〕:

Before becoming prime minister, he had already occupied several cabinet posts.

成为首相之前，他曾出任过好几个内阁职位。