越来越多的人因心脏疾病，糖尿病和癌症而忍受疼痛，但是很多用来缓解疼痛的药物并不是完全有效或者有危害性的副作用。
More people suffer from pain than from heart disease, diabetes and cancer combined, but many of the drugs used to relieve suffering are not completely effective or have harmful side effects.
但除此之外，我不觉得自己像批评人士那样认为这一趋势有多大的危害性。
Beyond that, though, I'm not sure I see as much harm as critics of this trend.
公共卫生专家知道对那几十亿元也可以有其他好用途，但即使病毒的危害性仍然和一般季节性病毒一样，它还会夺去数千美国人的生命。
Public health experts know that there are other good uses for those billions, but even if the virus remains no more dangerous than the typical seasonal flu, it will kill thousands of Americans.
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