optimism ['ɔptimizəm]

英汉解释

n. 乐观；乐观主义

反义词

n.   pessimism

参考例句

1. We must confront the future with optimism.
我们必须乐观地面对未来。
2. Optimism is essential to achievement and it is also the foundation
乐观对于成就非常重要！同时，乐观也是勇气和真正进步的基础！
3. The only thing more powerful than negativism is a positive affirmation, a word of optimism and hope.
唯一比否定态度更有力量的是积极的肯定，一句充满乐观与希望的话语。

英英解释

n.
  1. the optimistic feeling that all is going to turn out well
  2. a general disposition to expect the best in all things

网络释义

optimism
乐观主义; 乐观、乐观主义; 信心; 不悲观;
Active Optimism
积极乐观;
optimism optimize
乐观;
oral optimism
口腔性乐观;
Chinese optimism
东方的快乐哲学;