downgrading的用法和樣例：
例句
用作名詞 (n.)
- Downgrading your firmware requires special equipment.
降級的固件需要特殊設備。 - For those now staying at less expensive properties, the downgrading brings some discomforts.
對那些現在改住較便宜飯店的高階主管來說，飯店降級使得住起來不再那麽舒服。
辭彙搭配
- downgrade 使降低
