keen [ki:n]

以下由轻松背单词网站提供

adj.热心的；敏锐的；激烈的；锋利的

very interested , eager or wanting (to do) something very much

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。
The children are mad keen to go to the zoo. 孩子们非常想去动物园。