業務的英文：
business; professional work; occupational activities; practice; a transaction; an affair
n. 商业，交易，生意；公司，商店；事情；职责
- Be engaged in; be Busy in
从事于 - to sit for business
因公滞留 - As Busy as a bee
(象蜜蜂)忙忙碌碌的
adj. 职业的；高水平的
n. 职业选手；专家，内行
- His profession is a teacher || He is a teacher by profession
他的职业是教师 - The author of the guidebook is an architect by profession.
该手册的作者任职建筑师。 - The author of the guidebook is an architect by profession
该手册的作者任职建师
n. 工作；职业；工厂；工作地点；产品；功；操作；作品；工程
v.（使）工作；操作；运作；起作用；使缓慢前进；经营
- the works of a clock
钟的活动部件 - conscientious work
本着良心做的工作 - The work is not advancing.
工作没有进展。
