in a word 总之
in vain 无益地, 白白地
in case 如果,万一,以防
in detail 详细地
in haste 急急忙忙地
in conclusion 总之
in spite of 尽管
in other words…… 换句话说
in return 作为回报
in the name of 以……名义
be confident in 对……有信心
be interested in 对……感兴趣
in doub