bunsn.<俚>屁股n.小圆面包；圆髻名词bun的复数形式Bunsen element本生电池,本生氏元素Bunsen's flask心电图导联系统Bunsen battery帮森电池Bunsen's flame心电图导程线Bunsen reaction焰色反应Bunsen's burner心拍建模Bunsen's beaker心电图运动试验Bunsen's element心电图分析仪Bunsen's support心电磁带记录器Bunsen eudiometer本生量气管