"he was a major player in setting up the corporation"
1.运动员；选手；参加运动者
Aplayer in a sport or game is a person who takes part, either as a job or for fun.
e.g. ...his greatness as aplayer...
他作为运动员的伟大之处
e.g. She was a good golfer and tennisplayer.
她是一名高尔夫球和网球好手。
2.（乐器）演奏者
You can useplayer to refer to a musician. For example, apiano player is someone who plays the piano.
e.g. ...a professional trumpetplayer.
职业小号手
3.重要参与者
If a person, country, or organization is aplayer in something, they are involved in it and important in it.
e.g. Big business has become a majorplayer in the art market...
大公司已成为艺术市场上的重要力量。
e.g. America is not a party to the negotiations, yet it is a keyplayer...
美国不是谈判的一方，但却扮演着关键的角色。
4.演员；表演者
Aplayer is an actor.
e.g. ...a company of players...
一群演员
e.g. Oscar nominations went to all five leading players.
5名主演均获得了奥斯卡提名。
5. see also: cassette player;CD player;record player;team player
1. 参赛者：赛局理论分析的关键步骤是去探求哪一种策略才是他人已选策略下的最适反应. 以新古典经济学的观念,我们定义某位参赛者(player)的最适反应就是﹕给定其他参赛者已选或预期将选的
2. player在线翻译
2. 项：选第2个选项(JOIN GAME)然后按搜寻(REQUSET SERVERS)在上方第4个选项(player)中可以调整人物名子
3. 运动员：要开启企业们根据企业的法则可以自行选择的道路. 构建适合企业生态界的基本建设的话,任何人都会争著迁移到世宗市. 政府只应该停留在规则制定者(rule maker)的层面上,经常像运动员(player)一样跳到运动场上的话就会步履维艰.
4.
4. 球员：1: 解决与球(Ball)相关的设计问题2: 解决与球队(Team)和球队策略(TeamStrategy)相关的设计问题3: 解决与球员(player)相关的设计问题4: 解决球场(PlayGround)相关的设计问题下面是类 IObserver的实现,
