一天一词Day483Upgrade

今天

我们要学的词是upgrade。

Upgrade, 升级。

"The local elementary school received a library upgradethanks to donations from the alumni association,"

校友会的慷慨捐赠，让本地小学图书馆焕然一新。

"The Vice President's official residence is getting a $1.7 million securityupgrade,"

副总统官邸要进行耗资170万美元的保安系统升级。市场调查显示，

"Many customers are putting off plans to upgradetheir cell phones during the economic downturn,"

经济不景气，使很多顾客推迟手机升级的计划。

好的，今天我们学习的词upgrade...

翻译互动：（请在留言区给出您的答案）

他被擢升为保安（security guard）。

昨日翻译参考答案：

房产价格已经止跌企稳。

House prices have bottomed out.