two portadj.四端的(二端对的)
twonum.二；两个
two thousand two hundred and eighty four(=2284) 二千二百八十四
two-lobed epitrochoid rotary mechanism双弧外旋轮线旋转机械
two thousand four hundred and twenty one(=2421) 二千四百二十一
two thousand four hundred and twenty two(=2422) 二千四百二十二
two thousand four hundred and sixty four(=2464) 二千四百六十四
two thousand two hundred and fifty three(=2253) 二千二百五十三
two-channel radiotelemetrical detector双通道无线电遥测检测器
two thousand nine hundred and thirty one(=2931) 二千九百三十一
two thousand two hundred and thirty nine(=2239) 二千二百三十九
two thousand three hundred and sixty six(=2366) 二千三百六十六
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