focuser聚焦放大镜,聚焦装置
focusn.焦点;焦距;中心v.(使)集中;聚集
focus on human being以人为本
focus of convenience适用焦点
focus one's study on集中精力研究…
focusing pectrometer聚焦分光计
focus-coil housing聚焦线圈壳
focus in image space[化] 像方焦点; 第二焦点
focus and difficulty重点和难点
focusing pocketlight聚焦式袖珍手电(筒)
focusing beamforming聚焦变换波束形成
Focus on the learner大学英语