发布于:2025-07-06 06:14浏览量:122文/优校网
1.〈美〉上坡(的);上升(的)
1.往山上,上坡
1.提升(...级别);提高(重要性,质量等);使升级
1.a piece of equipment or software designed to make a computer more powerful; the process of upgrading a computer
2.the fact of being given a plane seat or hotel room that is better than the one that you have paid for
1.to make a computer or other machine more powerful or effective; to improve the quality of a service or product
2.to officially give someone or something a higher status; to give people a better seat on a plane, or a better hotel room, than the one that they have paid for