1.ADJ Someone who is optimistic is hopeful about the future or the success of something in particular. 乐观主义的

　　例：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。

　　2.optimistically ADV 乐观主义地

　　例：Both sides have spoken optimistically about the talks.

　　双方都对本次会谈表示乐观。

　　常见用法

　　用作形容词

　　The book ended on an optimistic note.

　　该书的结尾寓意乐观。

　　The stockholders are optimistic about the companys future.

　　股东对公司的前景很乐观。

　　We are still optimistic, whatever the result .

　　我们仍然乐观，不论结果如何。

　　I was exhausted and relieved, but I wasnt wildly optimistic.

　　我已感到精疲力尽,同时也感到如释重负,然而,我并不抱盲目乐观的态度。