B 开头单词

be injudicious 失算

be initiated into 入彀

be inherent in 天生...；固有...

be informed of 听说

be influential in 有影响

be influenced by 受…的影响

be inflexible 不容变通

be infinitely resourceful 神通广大

be infinite in variety 千变万化

be infested with all diseases 疾病丛生

be inferior to 劣于，次于

be infected with cholera [医药科学]传染上霍乱

be infected with a disease 染病

be infected with 感染上……，传染上……

be infatuated with 迷恋

be infatuated 入魔 神魂颠倒

be industrious and courageous 勤劳勇敢

be indulged in 沉迷于

be indispensable to 对…是必需的

be indispensable for 对…必需的；对…必不可少的