动词 overheat:

1. get excessively and undesirably hot

2. make excessively or undesirably hot

Overendn.奥弗伦overprep.在 ... 的上方；遍及地；在 ... 期间adv.穿过；完全覆盖；结束；落下n.(板球中)每个投球手一次连续所投出的球数overcharge resistence超载电阻overspeed examination超速检测overstretched muscles过度疲劳的肌肉overvoltage electrode超压电极over-strained fever劳热overreach propagation越站传播overcharge an account[经] 多开帐款over rough and smooth不管甘苦难易,无论高低起伏over head and ears in深陷在中；完全地；深深地overvoltage protector过电压保护装置

1. The gear seized up because of too much heat.
   齿轮由于过热而咬住不动了。
2. The overheated engine was steaming over.
   引擎过热了，冒着蒸汽。