| keen | |
| 级别 | 第5级 |
| 音标 | [ ki:n ] |
| 解释 | adj.热心的；敏锐的；激烈的；锋利的 |
| 英英释义 | very interested , eager or wanting (to do) something very much |
| 发音 |  |
| 例句 |
1. There is keen competition between the two motorcar firms. 两家汽车公司之间存在着激烈的竞争。 2. The children are mad keen to go to the zoo. 孩子们非常想去动物园。 |
