engaged in
1. 从事于; 忙于; 埋头致力于
She was engaged in protecting wild birds.
她致力于保护野生鸟类的工作。
She is now engaged in writing letters.
她现在正忙着写信。
engage in
1. 从事
He has engaged in farming for 20 years.
他从事耕作已有二十年。
习惯用语be engaged by1.为...所吸引be engaged in1.正做着, 正忙着be engage oneself in1.正做着, 正忙着be engaged on1.着手(某事), 从事(某事)be engaged upon1.着手(某事), 从事(某事)be engaged to1.同...订婚be engage oneself to1.同...订婚be engaged with1.正与...接洽; 正忙于, 从事engage for1.应承, 保证, 担保; 负责engage upon1.开始(某种职业)engage on1.开始(某种职业)engage with1.与...交战2.(齿轮等)与...啮合, 搭合