(idiomatic)
To lose one's concentration on what is most important.
不再关注最重要的事情
don't concentrate on something important that they should be looking at.
对应该一直加以关注的重要事情不再关注
Etymology
From general sporting advice to look continuously at the ball as it moves.
语源
来自通常的运动建议:一直盯着运动中的球。
温馨提示:答案为网友推荐,仅供参考