- TOMING88Lv 72 個月前
while has the difference in meaning:-
(1)during the time that; for as long as; at the same time as:-
He fell asleep while doing his Music exercises.
While there is life, there is hope.(=as long as)
(2)Implying a contrast, whereas;
Marthar was dressed in brown, while Mary was dressed in green.
(3)Implying a concession, although:-
While she admits that the problems are difficult, she doesn't agree that they cannot be solved.
when as rel adv with day,time:-
Sunday is the day when I am least busy
There are times when joking is not allowed in the Chinese Congress.
It was one of those cold, wet evenings when most people stay indoors in Covid19 period.