optimistic [ˌɑ:ptɪˈmɪstɪk]

例句:

• 'Deluded' In public the northern authorities are optimistic.
  来自BBC
• Democrats are optimistic that the bipartisan deal will pass.
  来自WSJ
• Before his first round of discussions, Mr Baker sounded an optimistic note.
  第一轮讨论前，贝克先生听上去还比较乐观。
  
• They are not optimistic about a settlement of the eleven year conflict.
  他们不是很有信心能和平解决这场长达11年的纷争。
  
• Michael was in a jovial and optimistic mood.
  迈克尔情绪愉快乐观。
  
• I'm very optimistic that phage have a future.
  来自BBC
• He is an optimistic person.
  他是位乐观主义者。
  来自《权威词典》
• He is an optimistic young fellow.
  他是位乐观的年轻人。
  来自《权威词典》