n.进步,改进,提高,上升
vi.提高,进步,改进
Carol was absent-minded and a little slow on the uptake.
卡萝尔心不在焉,反应有点迟钝。
There has been a high uptake of the free training.
免费培训有很多人参加。
She is not an intellectual, but is quick on the uptake.
她并不是个才智非凡的人,但理解力很强。