| optimistic | |
| 级别 | 第4级 |
| 音标 | [ ˌɒptɪˈmɪstɪk ] |
| 解释 | adj.乐观的，乐观主义的，乐天的 |
| 英英释义 | hopeful ; believing that good things will happen in the future |
| 发音 |  |
| 例句 |
1. She is not optimistic about the outcome. 她对结果并不乐观。 2. I have this image of you as always being cheerful and optimistic. 你留给我的印象总是快活和乐观。 |
