English translation for "two-up, two-down"

[网络] 上两间下两间

Similar Words：

"two-twos" English translation, "two-units" English translation, "two-up" English translation, "two-up (and) two-down" English translation, "two-up two-down" English translation, "two-up-two-down" English translation, "two-up-two-downs" English translation, "two-valley model" English translation, "two-valley scattering" English translation, "two-valley-effect semiconductor" English translation