射左個波落網同出界點講？

Hi,
XXXX hit the net.
落網
Or it is called a fault.
Definition: A fault in table tennis is the failure of the server to make a good service according to the Laws of Table Tennis

http://tabletennis.about.com/od/glossary/Glossary_of_Table_Tennis_Terms.htm
There are many ping pong ball teams for you.
出界
Definition: The endline is a line that overlaps the end of each player's side of the table, and extends indefinitely in both directions.
Players commonly say endline when they actually mean the end of the table.
The umpire usually says " out".
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