笃专 with undivided attention 杜撰 to make sth up; apocryphal; make up; fabricate; invented; to fabricate 天津会议专条 to pull Qing and Japanese troops out of Korea ..
Toinvent is to makesomething that had nopreviousexistence, such as a machine or a method, through the use of the imagination or through experiment, orto make up sth .