He compounded various substances into an effective medicine.

他把不同的物质调配成特效药。

There's been progress in the search for effective medicines.

在寻找有效药物方面已经取得了进展。

The problem is turning at least one of those chemicals into an effective medicine.

困难在于如何用至少一种这样的化学药品进行有效治疗。

This " cold chain" is supposed to keep the medicine effective and stop it from going bad.

要求这种冷却系统是为了保持药物的有效性，防止药品变质。

But those we do know about are the ones we've studied closely, and turned into effective medicines.

但我们确实知道的是那些我们已经仔细研究过的，并转化为有效药物的。

So the University of Manchester developed a low-cost test that shows whether or not a chemical is likely to be made into an effective medicine.

因此曼彻斯特大学开发了一种低成本的测试方法，能显示一种化学品是否能被制成有效药物。