红牌的英文：
[Sports] (in football, etc.) a red card

参考例句：

Carlos Caszely of Chile became the first person to receive a red card.
智利的卡洛斯·卡斯切里是第一个吃到红牌的球员。

Red card( in football,etc card shown by the referee to a player that he is sending off the field)
(足球等)(比赛时裁判向球员出示的)红牌(罚球员下场).

sports是什么意思：
n. 体育运动
v. 故意显示；引人注目地穿戴；嬉戏

sports decisiveness
运动果断性

It was very sporting of you [You were very sporting] to keep it a secret.
你守住该秘密,很有运动员的风度[是承担一定的风险的]。

junior sports development
青少年体育发展

football是什么意思：
n. 足球（运动）；橄榄球（运动）

Football or polo?
足球还是水球？

There are few parallels between American football and European football.
美国足球和欧洲足球没有什么相似之处。

Professional football players earn their living by playing football.
职业足球运动员以踢足球为生。

etc是什么意思：
abbr. (= et cetera) 及其他，等等

Put(beads,etc)on a thread,etc
将(珠子等)穿在线等上

(of cheeks,etc)hollow as a result of hunger,illness,etc
(指面颊等)(因饥饿、疾病等)凹陷的

(of people,behaviour,etc)displaying selfishness,meanness,etc
(指人、行为等)自私自利的,卑污的,龌龊的