focus onvt.集中在
focusn.焦点;焦距;中心v.(使)集中;聚集
focusing fragment warhead聚焦战斗部
focus electrode potential聚焦电极电位
focus measurement function聚焦评价函数
focus mask type color tube栅孔聚焦型彩色显象管
focusing X-ray telescope聚焦 X射线望远镜
focus of plasmacytopoiesis浆细胞生成灶
focus-group interviewing焦点团体访谈法