hard drug是什么意思

双语例句

(1)Not only is aspirin so cheap it will not make any money for drug firms, it could be hard to find a group of women with breast cancer who were prepared never to take aspirin during a trial.

这不仅是因为阿司匹林的价格低廉，药物公司很难从它身上赚到钱，而且可能很难找到一群患有乳腺癌又愿意在试验期间准备从不服用阿司匹林的妇女。

(2)It's hard to find much wrong with a drug that can battle fatigue and improve creativity and could even help prevent Parkinson's disease and diabetes.

如果一种药可以对抗肥胖，提高创造性，甚至还能有助于防止帕金森症和糖尿病，你很难说它有什么不好。

(3)With omega-3 rich fish and flaxseed oils now common in grocery and drug store supplement sections, maintaining a diet replete in these crucial fatty acids is not as hard as it once was.

随着在食品店以及药房中富含ω-3的鱼类及亚麻籽油的饮食补充，在饮食中维持这些重要的脂肪酸的摄入已经不再像过去那么困难了。