“竞技状态好”可以翻译为“be in good competitive form” 或者 “have a good competitive condition” 。
例如：
He is in good competitive form these days.（他这些天竞技状态很好。）
The athlete has a good competitive condition for the upcoming competition.（这位运动员为即将到来的比赛竞技状态良好 。）