prevalent
adjective uk/ˈprev.əl.ənt/ us/ˈprev.əl.ənt/
流行的,盛行的,普遍的
existing very commonly or happening often
These diseases are more prevalent among young children. 这些疾病在幼儿中更普遍。
Trees are dying in areas where acid rain is most prevalent. 在酸雨非常严重的地区,树木正面临枯死。