backwards/ˈbækwədz/
adv.1. 向后地He looked backwards to see who was following him.他向后看是谁在跟着他。
2. 背向前walking backwards倒退着走
3. 相反；逆；倒You've put your hat on backwards.你把帽子戴反了。
"Can you count backwards from 5?" "Yes, 5, 4, 3, 2, 1."“你能从5倒着数吗？”“可以， 5，4，3，2，1。”