keep

up

坚持;

维持;

继续;

不低落;

不为(疾病等)所屈;【刷】用大写正体排印

keep

up

with

跟上,

不落后;

与...并肩前进

与...保持接触

keep

it

up

不松劲，照原样继续下去

keep

one's

end

up

精神饱满地对付

keep

up

appearances

装门面

keep

up

appearance

【法】虚饰外表

keep

up

one's

spirits

振作精神

keep

up

to

date

使记到最近时期；使跟上时代

keep

one's

chin

up

不气馁