each other
US /iːtʃ ˈʌð.ər/
UK /iːtʃ ˈʌð.ər/

1.
彼此, 互相
used to show that each of two or more people or things does something to the other or others
:
•
They love each other very much.
他们非常爱彼此。
•
We help each other with our homework.
我们互相帮助做作业。
彼此, 互相
used to show that each of two or more people or things does something to the other or others