Take care not to overexert yourselves.
小心不要过分操劳。

Don't overexert yourself when exercising!
锻炼时别过度!

Hard to evenly, such as overexert, would stab scalp.
用力要均匀，如用力过猛，会刺伤头皮。

Be careful and not overexert while drilling through the hole.
孔将穿透时应十分小心，不可用力过猛。

To overexert oneself to the point of the point of exhaustion.
过度消耗体力, 以至于筋疲力尽。

Do not overexert when reaming holes or threading, lest breaking off the reamer or the tap.
铰孔或攻丝时，不要用力过猛，以免折断铰刀或丝锥。

Doctors caution that patients will feel pain while recovering and shouldn't overexert themselves--no lifting heavy objects nor running.
医生提醒说，恢复时期的病人会感到疼痛，故不应用力过度－切勿抬举重物，也不可跑步。