upgrade

英[ʌp'greɪd] 美[,ʌp'ɡred]
  • vt. 使升级;提升;改良品种
  • n. 升级;上升;上坡
  • adv. 往上
  • adj. 向上的

词态变化


第三人称单数: upgrades;过去式: upgraded;过去分词: upgraded;现在分词: upgrading;

英文词源


upgrade (n.)
also up-grade, 1847, "upward slope," from up (adj.) + grade (n.). The meaning "upgraded version" is recorded from 1980.
upgrade (v.)
"increase to a higher grade or rank," 1904 (transitive); 1950 (intransitive), from up (adv.) + grade (v.). Related: Upgraded; upgrading.

双语例句


1. You can upgrade from self-catering accommodation to a hotel.
您可以将自理膳食旅店升级为酒店。

来自柯林斯例句

2. to upgrade the town's leisure facilities
改善镇里的休闲设施

来自《权威词典》

3. We need to upgrade the status of teachers.
我们需要提升老师的地位。

来自辞典例句

4. So we're going to upgrade you and your friend to first class.
所以我们会将您和您的朋友升等到头等舱.

来自常春藤生活英语杂志-2006年3月号

5. Thefts have been on the upgrade.
盗窃案已在增多.

来自辞典例句