optimist

1.Even optimists admit the outlook to be poor.

甚至乐观的人都认为前景不好。

2.We are optimist and realist.

我们是乐观，又是现实。

3.an incurable optimist; an incurable smoker.

坚定不移的乐观；不可救药的烟民

4.Pete, ever the optimist, said things were bound to improve.

一向乐观的皮特说，事情必定是会好转的。

5.The man who is a pessimist before forty-eight knows too much; the man who is an optimist after forty-eight knows too little.

未逾四十八岁的悲观，是知道得太多之人；而年逾四十八岁的乐观，是知道得太少之人。