Standard Sun Dong Sau But Dong Arms stays stationary relative to the body while the body turns. Traditional Writing: 身動手不動 http://wingchunlexicon.com/wp-content/uploads/2017/01/SAN1-DUNG6-SAU2-BUT1-DUNG6-_mdash-Wing-Chun-Elements_-Glossary.mp3
Standard Sun Punch Straight Punch Traditional Writing: 直拳 http://wingchunlexicon.com/wp-content/uploads/2017/01/Straight-Punch-ZIK6-KYUN4-_mdash-Wing-Chun-Elements_-Glossary.mp3