后帘同步 meaning in English

trailing-shutter curtain

Rear flash sync , wireless remote off - camera flash , high - speed sync . flash ( available with external flashes )
(后帘同步闪光、无线遥控分体闪光、高速同步：外置闪灯适用)
Fill flash , red - eye reduction ( via pre - flash ) , rear sync flash { wireless remote off - camera flash , high - speed sync available with program flash 5600hs ( d ) 3600hs ( d ) } , slow sync activated via ae lock button
强制闪光、减轻红眼闪光（透过预闪减轻红眼）、后帘同步闪光{无线遥控分体闪光、使用programflash5600hs ( d ) 3600hs ( d )时可使用高速闪光同步} 、使用ae锁按钮可启动慢速闪光同步