取りくむ

(1)oppose, as in hostility or a competition; "You must confront your opponent"; "Jackson faced Smith in the boxing ring"; "The two enemies finally confronted each other"

(2)戦争行為または競争などにおいて敵対する

(3)make a strenuous or labored effort; "She struggled for years to survive without welfare"; "He fought for breath"

(4)懸命であるか非常な努力をする

(5)accept as a challenge; "I'll tackle this difficult task"

(6)難局として受け入れる

(1)