Translation of "painfulness" into Chinese

This kind of medicine can temporarily alleviate pain. If you need it, just take it.

这种药可以暂时缓解身体的疼痛,你需要的话就拿去吧。

Muscle aches and pains are a common feature.

肌肉酸痛属于常见特征。

After a couple of drinks, the guy was feeling no pain.

喝了幾杯酒後,這個傢伙就感覺不痛了。