You must not overexert yourself.

你不能过度劳累。

Hard to evenly, such as overexert, would stab scalp.

用力要均匀，如用力过猛，会刺伤头皮。

You shouldn't try to overexert yourself to reach a peak fitness level or train for a race.

你不可以用力过度来达到身体健康的巅峰状态，或者去为比赛而训练。

Pull by hand plait to slightly loose, be careful not to overexert, ruffling my hair is not good;

用手拉扯麻花辫至轻微松散，小心不要用力过猛，把头发弄乱了就不好看了；

Based on these concerns, the insecure manager might overexert authority, demean the high performer's contributions, or even take credit for much of the high performer's work.

基于这些考虑不安的主管可能过度使用他的权威，贬低优秀人才的贡献，甚至将他们的成果据为己有。

The Sun is about Self and Jupiter is about expansion and excess, together providing a personal and outward focus on themselves and the world, although sometimes they can overexert themselves.

太阳代表自我，木星则是扩张和超越，两者在一起构成对个人和世界的关注，虽然有时两人可能会有些过分逞强。