way behind

例句：

1. 1.He was way behind his classmates in mathematics.
   他在数学上远远落后于他的同学们。
2. 2.The team is way behind the competition.
   这个队伍远远落在了对手后面。
3. 3.She had to work much harder than her classmates because she was way behind.
   她不得不比她的同学们努力工作，因为她远远落在了后面。