英 [ˌɒptɪˈmɪstɪk] 美 [ˌɑːptɪˈmɪstɪk]
adj. 乐观的，乐观主义的；（估计）过于乐观的，高估的
optimistic /ˌɒptɪˈmɪstɪk/ CET4 TEM4
形容词 Someone who is optimistic is hopeful about the future or the success of something in particular. 乐观主义的
The president says she is optimistic that an agreement can be worked out soon.
总统说，她对很快能达成协议持乐观态度。
副词 乐观主义地
Both sides have spoken optimistically about the talks.
双方都对本次会谈表示乐观。
expecting the best in this best of all possible worlds
in an optimistic mood ; optimistic plans ; took an optimistic view
expecting the best
同义词： affirmative
乐观主义的
开放式
乐观的
...）、能良好的应对压力（stress resilient）、安全依恋的（securely attached），尽责的（conscientious），乐观的（optimistic）并且是高自尊的（high self-esteem）的人。 详情点这里：@Joy Liu→心理学家告诉你：为什么你原来寻找另一半的标准都是错的？
... 乐观主义的：optimistic 乐观的;乐观主义的：optimistic 老于世故的，老练的;复杂的;高级的;尖端的：sophisticated ...
乐观的；乐观主义的
I'm cautiously optimistic.
我持谨慎的乐观态度。
He has an optimistic view of life.
他乐观地看待人生。
She felt light-hearted and optimistic.
她感到无忧无虑，很乐观。
The study also found that women who were not optimistic were more likely to smoke and have high blood pressure or diabetes.
VOA : special.2009.04.15
If I charged the reactor in this manner, and of course I'm assuming 100% completion of the reaction which we know is overly optimistic.
如果我们这样来考虑这个反应的前提，就是我们假设,反应完全进行,我们知道这有些过于乐观了。
固态化学导论课程节选 : 麻省理工公开课
So quickly I realized that we were too optimistic about the future of Internet in China.
很快我就意识到,对于中国互联网的未来看的太过乐观。
百度CEO李彦宏演讲：全球最大搜索引擎的发展课程节选 : 斯坦福公开课
For many years, popular singer Dinah Shore invited optimistic post-war Americans to take to the highway and see their country in a Chevrolet.
VOA : special.2011.07.21
We all have our times, but I do tend to have an optimistic attitude."
VOA : special.2009.12.21
Another retired worker was more optimistic, citing the long history of shipbuilding on the Queen's Island.
Maldonado's family denies the charges and are optimistic the case against her is crumbling.
CNN: Will new video convince Mexican judge to free U.S. mom?
But let me just say that we remain optimistic that we can get there.