upgrading的意思|示意
v. （使）（机器、计算机系统等）升级；提高（设施、服务等的）档次；给（飞机乘客或酒店住客）升级；给（某人）升职；提高（某事物的）地位（upgrade 的现在分词）
高中 / CET4 / CET6 / 考研 / IELTS GRE
upgrading相关短语
1、 updating and upgrading (of products) （产品的）升级换代
2、 upgrading and updating 升级换代
upgrading相关例句
His home city of Sacramento, California should see the technology's first test as part of the upgrading of its rail yard.
他的家乡加利福尼亚州萨克拉门托市应该将这项技术的首次测试视为其铁路站场升级的一部分。
The countries adopting unilateral measures share the opinion that the current international tax system needs upgrading.
采取单边措施的国家都认为，现行的国际税收制度需要升级。
AT&T plans to spend $18 billion in 2010 upgrading its wireless networks to handle the increasing amount of new traffic.
AT&T 计划在2010年花费180亿美元升级其无线网络，以应对不断增长的新通信量。