The most important Russian conjunction of time is когда[kagDA](when), which can introduce any kind of time clause:
Позвони мне, когда придёшь домой.
pazvaNEE mnye kagDA priDYOSH daMOY.
Call me when you get home.
→ You get home before you call.Ты звонил, когда я был в душе.
ty zvaNEEL kagDA ya byl d DOOshe.
You were calling when I was in the shower.
→ The call and the shower are simultaneous.Я зашёл домой, когда раздался звонок.
ya zaSHOL daMOY kagDA razDALsya zvaNOK.
I went home when the phone rang.
→ You got home after the call.