tworowadj.双行的
twonum.二;两个
two part bearing对开轴承
two lines method两系法
two-sided zero双边零
two action trunk双向中断线
two times drying二次干燥
two stage switch两级交换机
two double beeps二重高频笛声
two-tax system两税制
two way repeater双向增音机
two-level mold双层塑模