望而興嘆

to look and sigh / to feel helpless / not knowing what to do

and / as well as / and so / but (not) / yet (not) / (indicates causal relation) / (indicates change of state) / (indicates contrast)

full moon / to hope / to expect / to visit / to gaze (into the distance) / to look towards / towards

15th day of month (lunar calendar) / old variant of 望[wang4]

to rise / to flourish / to become popular / to start / to encourage / to get up / (often used in the negative) to permit or allow (dialect) / maybe (dialect)

feeling or desire to do sth / interest in sth / excitement

to sigh / to exclaim