keep at与 keep on与 keep up如何区别

2025-02-22 23:31:11
推荐回答(1个)
回答1:

keep at坚持,坚持做下去;纠缠,坚持,使不停地做

keep on继续;穿着…不脱,继续进行,继续不断

keep up保持;继续;不低落;不落后