to get into a serious conflict with someone
вступить в серьезный конфликт с кем-то (vstupit' v seryoznyy konflikt s kem-to)
"Two parties lock horns with each other over reform details."
"Две стороны лок хонс уиз друг другом по поводу деталей реформы." (Dve storony lok khons uiz drug drugom po povodu detaley reformy.)
to explain something in simpler parts for someone
to give background information with a task
to enter your username and password to access an account
to start to happen in a satisfactory way
to recover from setbacks with renewed energy
to arrive unexpectedly, usually with wind