基本解釋[土木建筑工程]后焦距英漢例句雙語例句Each shot, he should be back three cameras, the focus of the camera as follows: the distance of 10 meters of their location, with 100 mm zoom lens, focal length 100;每次拍攝時，他都要背上三臺相機，各臺相機的焦點確定為：距自己所處位置10米遠的，用100毫米變焦鏡頭，焦距100；wailian315.blog.163.comback focal distance更多例句專業(yè)釋義土木建筑工程后焦距