- moving in two different directions; allowing something to move in two different directions双行的；双向的
- two-way traffic双向交通
- two-way trade双向贸易
- a two-way switch (= that allows electric current to be turned on or off from either of two points)双路开关
- (of communication between people人际交流) needing equal effort from both people or groups involved相互的；彼此的；有来有往的
- Friendship is a two-way process.友谊是一种相互的关系。🔊🔊
- a two-way exchange of information双向信息交换
- (of radio equipment, etc.无线电设备等) used both for sending and receiving signals收发两用的
- a two-way radio双向无线电（收发两用）