downgrade
英 [ˌdaʊnˈɡreɪd]
美 [ˌdaʊnˈɡreɪd]
- n. 退步；下坡
- adj. 下坡的
- adv. 下坡地
- vt. 使降级（过去式downgraded，过去分词downgraded，现在分词downgrading，第三人称单数downgrades）；小看
使用频率:
记忆方法
将“downgrade”分解为“down”和“grade”。联想一个场景，比如一条楼梯在下降（down），每一步都代表一个等级（grade）的降低。这样可以帮助记忆“downgrade”意味着等级或质量的下降。
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英语词源
- downgrade (v.)
- 1930, from down (adv.) + grade (v.). Related: Downgraded; downgrading. As a noun, "a downward slope," from 1858.
权威例句
- 1. We don't want to do anything that would precipitate a downgrade.
- 我们不想做任何会导致评级下调的事情.
- 2. This assessment could well result in a rating downgrade.
- 这项评估很可能导致评级下调.
- 3. Continuous long and steep downgrade sections are often hazardous locations.
- 连续长大下坡路段往往是重特大恶性交通事故多发段.
- 4. The downgrade was due mainly to lower growth in consumer spending.
- 下滑主要是因为消费支出增长放缓.
- 5. It is difficult to drive down a steep downgrade.
- 很难从陡峭的坡度把车子开下去.