1.
(of people)quality of being buoyant
（指人）乐观的性情
2.
especially expressing optimism.
特别是乐观的人生观。
3.
A person regarded as being foolishly or blindly optimistic.
过分乐观者，盲目乐观者被视为愚蠢地或盲目地乐观的人
4.
confidently optimistic and cheerful.
愉快自信的和乐观的。
5.
The business outlook for next year is favorable.
明年的事业展是乐观的。
6.
We are optimistic about its future.
我们相信前景是乐观的。
7.
An upbeat business forecast.
一份乐观的商业预测
8.
We are an optimistic people.
美国人民是乐观的人民。
9.
unrealistically or naively optimistic.
不实际地或盲目乐观的。
10.
a positive attitude, feeling, etc
乐观的态度、 情绪等
11.
The discussions ended on an optimistic note.
讨论以乐观的调子结束。
12.
A mood of optimism pervaded the gathering.
会上充满乐观的气氛。
13.
a sanguine disposition
乐观 [快活] 的天性
14.
Future of Chinese Traditional Music: Diachronic and Synchronic Perspectives;
传统的音乐和音乐的传统——论传统音乐的时空观
15.
someone who attends concerts.
参加观看音乐会的人。
16.
groundless optimism.See Synonyms atbaseless
毫无根据的乐观参见
17.
Such is our optimism.
这就是我们的乐观主义。
18.
preponderantly optimistic
乐观主义占了上风的.