词典释义：
双语例句
He racked his camera and pressed down the shutter release.
他将照相机的焦距调好,然后按下快门.
Use the self-timer or a remote shutter release to minimise camera shake.
使用自拍模式或者线控快门，以减少相机振动的影响。
Use the self - timer or a remote shutter release to minimise camera shake.
使用自拍模式或者线控快门,以减少相机振动的影响.
近义词
快门线；快门释放；快门掣；快门启放器