downgrades的翻译，读音
英/ˈdaunɡreidz/
释义：
v. 使降低, 使降级( downgrade的第三人称单数 )
n the property possessed by a slope or surface that descends
v rate lower; lower in value or esteem
n the property possessed by a slope or surface that descends
v rate lower; lower in value or esteem