to suddenly start laughing loudly
вдруг громко засмеяться (vdrug gromko zasmesyatsya)
"They burst into laughter after hearing the funny story."
"Они расхохотались после того, как услышали смешную историю." (Oni rascjohotalis' posle togo kak uslyshali smeshnuyu istoriyu)
to prepare for something gradually
to stay informed or aware of something
to suddenly start smiling widely
to move the screen view downward to see more content
to move to avoid something; to bypass a problem or rule
to display appreciation through words or actions