broad-spectrum
adjective medical, chemistry specialized uk/ˌbrɔɑd ˈspek.trəm/ us/ˌbrɑːd ˈspek.trəm/
（药物或化合物）广谱的
(of a drug or chemical) able to kill a wide range of bacteria, insects, etc.
Cipro is known as a broad-spectrum antibiotic because it is effective against many types of bacteria. 环丙沙星被公认为是一种广谱抗生素，因为它对多种类型的细菌都有效。
the overuse of broad-spectrum pesticides 对广谱杀虫剂的过度使用