商务英语：今日热词——一整天

改善

(transitive verb, FORMAL) To improve the general condition of something that is currently of low quality

例句

EXAMPLE: The city government seeks to ameliorate the unsanitary conditions in poor neighborhoods.

市政府寻求改善贫穷街区的卫生条件。

一整天

All day; the period of the day when the sun is shining

EXAMPLE: Farmers must often work from dawn to dusk in their fields.

农民必须经常在地里干一整天的活儿。