Word: 乐于 (lèyú) Traditional: 樂於 乐于 dictionary entry lèyú willing (to do sth); to take pleasure in Full dictionary entry for 乐于 Example sentences using 乐于 2 sentences, showing page 1 of 1. 我同事乐于帮助新来的人。 Wǒ tóngshì lèyú bāngzhù xīn lái de rén. My coworker is happy to help newcomers. 我邻居很乐于帮助别人。 Wǒ línjū hěn lèyú bāngzhù biéren. My neighbor is always willing to help others.