If you are desirous of doing something or desirous of something, you want to do it very much or want it very much.
例句
Desirous of knowing something about the operations, I stood and watched the spectacle...因為非常希望了解那些行動的情況，我就站著觀看那場面。The enemy is so desirous of peace that he will agree to any terms.敵方急欲求和，什么條件他都會答應。
英漢詞典釋義
adj.
<正>渴望…的;想得到…的;希望…的
desirous of high office渴望高級職務desirous of finding a quick solution to the problem渴望發現解決問題的快捷方法
英英詞典釋義
Adjective
1. having or expressing desire for something;
"desirous of high office""desirous of finding a quick solution to the problem"