1. Meanwhile, another powerful killer of bacteria and viruses was discovered, again by accident.
    与此同时，人类又发现了一种杀灭细菌和病毒的有效药物，这次也纯属偶然。

2. Most women wear shoes that fit poorly, usually ones that are too small, which adds pain to high-heel hell (痛苦).
    大多数女人穿的鞋子都不合脚，通常是鞋子太小，这就增加了穿高跟鞋引起的疼痛。

3. Chances are he won't live long, but he won't be in pain."
    有可能他活不长久，但他不会太痛苦。"

4. "Pain" is the antonym of "pleasure".
    痛苦是愉快的反义词.

5. One of the thieves was struck by a heavy statue, but he was too busy helping himself to diamonds to notice any pain.
    一个窃贼被一尊很重的雕像击中，但由于他忙着抢钻石首饰，竟连疼痛都顾不上了。

6. One such powerful killer was discovered in the autumn of 1928.
    1928年秋，人们发现了一种强效药物。

7. One of these was pain: operations had to be done without anaesthetics.
    一个原因是疼痛：做手术没有麻醉剂。

8. In it he described vividly the scenes of pain and distress he had witnessed, and suggested that a relief society should be formed to give help to all those wounded in wars.
    书中他栩栩如生的描述了那些充满痛苦和不幸的景象，并提出建议，组织一个救济团体等，对所有战时伤亡人员给予救助。

9. I talked to his four grown children and told them I thought we should insert a tube directly into his stomach through a small hole so he could be fed without so much pain.
    我与他的四个成年孩子商量，告诉他们我认为该把一根导管通过一个小洞直接插进他的胃里，这样喂食他就不会那么痛苦。

10. It does involve a willingness to stay with each other in times of pain, struggle, and despair, as well as in times of calm and enjoyment.
    这种承诺意味着不论在恬适欢乐时，还是在艰难困苦、失意绝望时，都愿意厮守相伴。