1. But the cause of malaria remained unknown to 17th-century medicine, and so there was investigation by experiment.
    但对于17世纪的医学来说，疟疾的起因仍属未知，所以便通过实验来进行调查。

2. By using pain-killing drugs that wear off quickly and a simple pain medicine, patients weren't driven into a long sleep and could breathe on their own sooner.
    使用药性消失得快的止痛药和简单的止痛片，病人不会沉睡太久，而且能更快恢复自行呼吸。

3. The doctor gave him some medicine to abate the pain.
    那医生给他一些蕴含以减轻痛苦。

4. The chest contained the personal belongings of a seaman, Alan Fielding.
    实际上，他们所找到的是一条多年前沉没的船。

5. There was a chest on the table.
    在桌子上有一只箱子.

6. The medicine has a disgusting taste.
    这药有另人令人作呕的滋味,

7. The medicine is still effectual.
    那药仍然有效.

8. The effect of the medicine on the sick man was magical.
    药对病人的效力是不可思议的。

9. The medicine brought me relief.
    这药减轻了我的痛苦。

10. They are able to carry tangible medicine.
    他们能带一些实实在在的药物.

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