competition是什么意思
例句：
1、I have to change my approach, the competition is too good now.
我得改变方法，现在的竞争对手太强。
2、Competition between companies is too fierce for self-regulation to work.
公司间的竞争过于激烈，自我调节机制已无法发挥作用。
3、Can she take the heat of this level of competition?
她承受得了这种水平的比赛的压力吗？
4、The team put on a good show in the competition.
这支队伍在比赛中有上佳表现。
5、He was on a real high after winning the competition.
on是什么意思他赢了那场比赛后高兴极了。