optimistic 

  1. 形容詞
樂觀的, 樂觀主義的
樂天的
樂觀其成的
(估計上)高估的
(人)optimistic about ...(事物)/
(人)optimistic that ...(完整句):
對...持樂觀態度的
對於...感到樂觀的
對...樂觀其成的

    同義字詞
auspicious,bright,encouraging,fair,golden,heartening,hopeful,likely,promising,propitious,rose-colored,roseate,rosy,upbeat

例句

  1. You give it an optimistic ending.
  2. We will see, but I am not optimistic .
  3. She views herself as very optimistic .
  4. About the former, he is less optimistic .
  5. Very very optimistic view of human nature.