词语upgrade
解释升级;提高质量
upgrade〔及物动词〕提高,上升,浓集,加强;n.提高,上升,浓集,加强,上限详细»
upgrade〔名词〕提高等级详细»
upgrade〔名词〕升级详细»
upgrade〔名词〕上限详细»
upgrade提高等级,上升详细»