They also play an important role in immune reactions.它们在免疫反应中也起着重要的作用.Nonbiological degradation processes play an important role in the dissipation of many pesticides in soil.非生物降解过程在消除土壤中的许多农药方面起着重要的作用.Variational princ...
新闻自由是神圣不可侵犯的。Freedom of the press is sacrosanct.我解释说,每个人对于自由是什么都有不同的观点。I explained that each person has different ideas of what freedom is.他的自由是虚幻的。His freedom is illusory....