短語詞組短語zoom adjustment ring 變焦調(diào)節(jié)圈Double ring zoom 雙環(huán)式變焦鏡頭double e ring zoom 雙環(huán)式變焦鏡頭One ring zoom 單環(huán)式變焦鏡頭one e ring zoom 單環(huán)式變焦鏡頭 返回 zoom ring