optimistic

B2 CET-4 Oxf 5000 高中 FREQ #9381 ★☆☆☆☆

a. 乐观的, 乐观主义的, 乐天的

发音

UK /ˌɒptɪˈmɪstɪk/
其它
US /ˌɑptɪˈmɪstɪk/

词形变化

more optimistic 比较级 most optimistic 最高级

教材释义与例句

形容词

乐观的；乐观主义的

believing that good things will happen in the future

Andrew took a more optimistic view.

安德鲁抱有更为乐观的想法。

释义与例句

adj. B2 Oxf 5000
  1. 1.

    Expecting the best in all possible ways.

    乐观的

    in an optimistic mood

    optimistic plans

    took an optimistic view

  2. 2.

    Allowing other processes to perform transactions on the same data at the same time, and checking for conflicts only when changes need to be written back.

    计算机 工程 数学

    optimistic concurrency

    optimistic locking

词汇关系

形容词

同义词 1

affirmative

反义词 1

pessimistic

近义相关 10

positive upbeat cheerful rosy bullish sanguine Pollyannaish rose-colored sanguineous starry-eyed

参见 2

positive hopeful

相关短语

optimistic concurrency optimistic concurrencies

词源

From optimist + -ic.

来源：wiktionary