to feel very happy
感到非常高兴 (gandao feichang gaoxing)
"She was walking on air after hearing his message."
"听到他的消息后,她高兴得飘飘然。" (tingdao ta de xiaoxi hou ta gaoxing de piaopiaoran)
in a state of great excitement or activity
to suddenly start crying
to attract all the attention or praise
to do something innovative or unprecedented
to cry a lot; to weep uncontrollably
in a state of confusion or disorder