大唐帝国皇帝
利用有限的时间,还可以是make the best use of limited time如果弱化“有限的”,只强调充分利用时间,还可以用make full use of every minute / secondevery minute / second counts
Yoyo030303
interstice of time in daily lifeto make sure of interstice of time in daily life
魔女在彼岸
use free time/spare time/leisure time to studyspend free time on learning / studying