Medical facilities are being reorganized and upgraded.正在对医疗设施进行重组和升级。She sent her provisional licence with the test certificate to have it upgraded to a full licence.她将临时执照连同考试证书一起提交上去以申请升级为正式执照。You can pay to be upgrade...
You can pay to be upgraded to a business class seat.你可以付费升级到商务舱。Helicopters have been upgraded and modernized.直升机已经更新换代，装配了现代化设备。They upgraded the land by improving it with new buildings.他们建造新楼房来提高土地的等级....