moving in two different directions; allowing something to move in two different directions
Ví dụ:
- two-way traffic
- two-way trade
- a two-way switch (= that allows electric current to be turned on or off from either of two points)
needing equal effort from both people or groups involved
Ví dụ:
- Friendship is a two-way process.
- a two-way exchange of information
used both for sending and receiving signals
Ví dụ:
- a two-way radio