to summarize something briefly
кратко подытожить что-то (kratko poditozhit' chto-to)
"Long story short, we missed the train."
"Короче говоря, мы опоздали на поезд." (koroche govorya, my opozdali na poezd.)
To take a risk to achieve something worthwhile.
the place where something important happened
A sum of money saved for the future or retirement.
to laugh uncontrollably
to withdraw from an agreement or commitment
plans are uncertain or not decided yet