I hope that everyone can enjoy yourself and seize this opportunity to learn something useful from this contest.
我希望每个人都可以享受自己和抓住这个机会，学习一些有用的这一竞赛。
enjoy oneself 过得快乐，过得快活
seize opportunities 抓住机会
contest: a competition in which people try to win something n. 比赛，竞赛
【核心词汇】contest
A contest is a competition or game that people try to win. 竞赛; 比赛
【词组搭配】
1. a tennis contest 网球赛
2. a singing contest 歌咏比赛
3. a talent contest 新秀大奖赛
4. enter a contest 参加比赛
5. win a contest 赢得比赛
6. lose a contest 竞赛失败
【例句拓展】
1. I only entered the contest for fun.
我只是为了好玩才参加这次比赛的。2. It is clear that the election will be a close contest .
显然这次选举将是一场难分高下的角逐。