noun 下载 🔗分享 氨苄西林, 安必西林 A broad-spectrum antibiotic having a beta-lactam structure. Examples : "The doctor prescribed ampicillin to treat my daughter's ear infection. " 医生开了氨苄西林(一种广谱抗生素),治疗我女儿的耳朵感染。 medicine compound chemistry substance biology microorganism disease 与AI对话词汇游戏阅读练习