blinder
noun uk/ˈblaɪn.dər/ us/ˈblaɪn.dɚ/
(GOOD PERFORMANCE)
[ S ] UK informal（尤指体育方面的）精彩表现
an excellent performance at some activity, especially in sport
Weir played a blinder in yesterday's semifinal. 韦尔在昨天的半决赛中表现出色。
(HORSE EQUIPMENT)
blinders [ plural ] US (UK blinkers) 马眼罩
two pieces of leather that are put at the side of a horse's eyes so that it can only see forward
Blinders prevent a horse seeing behind it.
So why are blinders so common on the racetrack?
Blinders help the horse to concentrate on what's in front of them.
He puts his draught horses in blinders, so they follow his lead and don't get spooked by sudden movements.
They campaigned to have blinders removed from working horses.
Idiom
be wearing blindersidiom US (UK be wearing blinkers) 死脑筋;不知变通
to be able only to see things one way and unwilling or unable to consider other possibilities