人非常勤快怎么说英语

If someone is very hardworking, you can say that they are "very diligent" or "extremely industrious." Other ways to describe someone who is very hardworking might include "conscientious," "determined," or "persevering." For example, you could say: "She is a very diligent worker and always finishes her tasks on time." or "He is extremely industrious and always willing to put in extra effort to get the job done."