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    1. upgrade

      英 [?p'gre?d] 美[,?p'ɡred]
      • vt. 使升級(jí);提升;改良品種
      • n. 升級(jí);上升;上坡
      • adv. 往上
      • adj. 向上的

      CET6TEM4IELTSGRE考研TOEFL中低頻詞常用詞匯

      詞態(tài)變化


      第三人稱單數(shù):?upgrades;過去式:?upgraded;過去分詞:?upgraded;現(xiàn)在分詞:?upgrading;

      英文詞源


      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.

      雙語例句


      1. You can upgrade from self-catering accommodation to a hotel.
      您可以將自理膳食旅店升級(jí)為酒店。

      來自柯林斯例句

      2. to upgrade the town's leisure facilities
      改善鎮(zhèn)里的休閑設(shè)施

      來自《權(quán)威詞典》

      3. We need to upgrade the status of teachers.
      我們需要提升老師的地位。

      來自辭典例句

      4. So we're going to upgrade you and your friend to first class.
      所以我們會(huì)將您和您的朋友升等到頭等艙.

      來自常春藤生活英語雜志-2006年3月號(hào)

      5. Thefts have been on the upgrade.
      盜竊案已在增多.

      來自辭典例句