twogridadj.双栅极的
twonum.二;两个
two-phase expander两相膨胀机
two position control二位控制
two practical models两种实习模式并举
two thousand and six(=2006) 二千零六
two-channel selsyn双通道自整角机
two-sided original双面原稿
two-way translator双向转发机
two-station method两站法
two input subtracter双输入的减法器
two-seater fighter双座战斗机