1
- a job or profession工作; 职业：
people in professional occupations.
从事专业工作的人。
1.1
- a way of spending time消遣：
a game of cards is a pretty harmless occupation.
打一局牌是一种完全无害的消遣。
2
- mass noun the action, state, or period of occupying or being occupied by military force（被）占领, （被）占领期间：
the Roman occupation of Britain
罗马帝国对英国的占领
crimes committed during the Nazi occupation.
纳粹占领期间所犯下的罪行。
2.1
- the action of entering and taking control of a building（对建筑物的）占领：
the workers remained in occupation until 16 October.
工人们的占领一直持续到10月16号。
3
- mass noun the action or fact of living in or using a building or other place（房屋等地方的）居住; 使用：
a property suitable for occupation by older people.
适于老人居住的房屋。
- Brit. for the sole use of the occupiers of the land concerned〈英〉仅供土地占有者使用的。
词源
Middle English: via Old French from Latin occupatio（n-）, from the verb occupare （see OCCUPY）. Sense 2 dates from the mid 16th cent.