to suddenly start laughing
вдруг начать смеяться (vdrug nachat' smeyat'sya)
"Everyone broke away into laughter after his funny comment."
"Все вскользнули в смех после его забавного комментария." (Vse **vskol'znuli v smekh** posle ego zabavnogo kommentariya.)
to suddenly start laughing
to be blocked or separated by something
to decide not to choose a particular option
to strengthen relationships by developing mutual confidence
to become very anxious or upset about something
to begin doing something; to be caught in a situation