two pln.对讲电话线
twonum.二;两个
two-leg sling两索套
two-hand curl双手屈伸; 双手弯举
two-tone shoe双色鞋
Two-mode LFSR双模式LFSR
two-beam tube双束管
two-core jack双心塞孔
two-rail code双路码
two laser beams双光束
two pass boiler双烟道锅炉
two layers flow双层流