Well actually no, as far as I know. They don't understand human language but they understand the tones. Like if you're angry at them or happy with them.
My dad thought that i was texting some boy because i looked like i am “texting” someone but actually i was watching a loop of kim hyunjin going
: D and clapping her hands and jumping around while wearing a long winter coat that made her look so small and adorable,I’m gonna cry