hardworking/ˌhɑːd'wɜːkɪŋ $ ˌhɑːrd'wɜːr-/

a. working with a lot of effort

a. 努力工作的：a hardworking student 勤奋的学生

构词hard + work + -ing

同根 homework; paperwork; teamwork; workforce; workday; worker; workplace