He was upgraded to security guard.

他被提升为保安。

《柯林斯英汉双解大词典》

You can pay to be upgraded to a business class seat.

你可以花钱调换到商务舱的座位。

《柯林斯英汉双解大词典》

Most of our customers have now upgraded to a high-speed broadband connection.

我们大多数的客户现已升级至高速宽带连接。

《柯林斯英汉双解大词典》

We do not need all people to come to Korle Bu in order to be upgraded in knowledge;

VOA: special.2009.06.17

But his health took a turn for the worse in early 2000 and he needed to get serious about being upgraded on the list.

VOA: standard.2010.02.26

Israeli and Indian media report the Counter-Terrorism Bureau in Jerusalem has upgraded a warning to Israelis and other foreigners traveling in India about a "concrete threat" against Jewish facilities here.

VOA: standard.2009.10.16

The Android app was upgraded to, among other things, put less drain on battery life.

CNN: Yahoo pushes all users to new e-mail

Third generation quad-core Intel Core i5 processors that can be upgraded to Core i7.

FORBES: Apple To Launch New 21.5-Inch iMac Friday; 27-Inch In Dec.

The couple had already booked a budget cruise, but upgraded to a luxury cabin.

BBC: Tommy and Carol Lisk