whether
🇺🇸
/ˈweðər/
🇬🇧
/ˈweðə(r)/
used to show doubt or a choice between two options
I don't know whether to go to the party or stay home.
我不知道是去参加派对还是待在家里。
used to say something is true in both cases
You'll get a discount whether you pay now or later.
无论你现在支付还是以后支付,都会获得折扣。