柯林斯詞典upgrade /??p?gre?d, -?gre?d/ (upgrading,upgraded,upgrades) 1. V-T If equipment or services are upgraded, they are improved or made more efficient. 使升級[usu passive] Helicopters have been upgraded and modernized. 直升機已經(jīng)升級并且裝上現(xiàn)代化設備。 Medical facilities are being reorganized and upgraded. 醫(yī)療設施正在進行重組和升級。2. N-COUNT Upgrade is also a noun. 升級 ...equipment which needs expensive upgrades. …需要進行昂貴升級的設備。3. V-T If someone is upgraded, their job or status is changed so that they become more important or receive more money. 提升[usu passive] He was upgraded to security guard. 他被提升為保安。4. V-T/V-I If you upgrade or are upgraded, you change something such as your plane ticket or your hotel room to one that is more expensive. 使升艙; 使 (旅館房間等) 升級; 升艙; 升級 His family was upgraded from economy to business class. 他的家人從經(jīng)濟艙升到了商務艙。 返回 upgrade劍橋詞典to improve the quality or usefulness of something, such as a machine or a computer program , or give a person a more important job or state that their job is more important than it was in the past 使（機器、計算機程序等）升級；提升，提拔（某人） It's very simple to upgrade the indexing software . 升級索引軟件很簡單。 There were no seats left in economy so we were upgraded tobusiness class . 經(jīng)濟艙沒有座位了，所以我們被升級到商務艙。 反義詞downgrade 例句 There were no seats left in economy so we were upgraded to business class .We've decided to upgrade our old computer .The system is currently being upgraded.You'll need to upgrade the memory if you want to run this program .This is the price for the more basic package but you can always upgrade to the other one if you change your mind . 返回 upgrade