If the workers have a fifteen-minute coffee break in the morning and afternoon, they will be more efficient.

如果工人们在上、下午各有一次十五分钟的休息时间喝咖啡，他们的效率就会更高。

youdao

If the workers have a fifteen-minute coffee break in the morning and afternoon, they will be more efficient.

如果工人们在上、下午各有一次十五分钟的休息时间喝咖啡，他们的效率就会更高。

youdao