in cricket, a set of three vertical sticks with two small pieces of wood balanced across the top of them, at which the ball is aimed. There are two wickets on a cricket field.

in cricket, the length of ground between two sets of wickets

in cricket, a turn that a player has to hit the ball

Five wickets have fallen since tea time (= five players have been caused to finish their turn). 从下午茶时间开始一共五名击球手被淘汰出局。

As a fast bowler, he took many wickets (= caused many players to finish their turns). 作为投快球的好手，他多次让击球手淘汰出局。