常事

Soon it will be commonplace for men to travel to the moon.

人们去月球旅行很快就会成为常事。

He hired a battery of staff to help him with the daily chores, including a scullion (dishwasher), a laundress and a shoeblack (someone who cleans shoes).

当时达尔文雇了很多人帮他打理日常事务，其中包括厨房佣人(碗工)，衣女工和擦鞋匠。