掩護射撃

(1)something providing immaterial assistance to a person or cause or interest; "the policy found little public support"; "his faith was all the support he needed"; "the team enjoyed the support of their fans"

(2)人や目標、または利益に対して、無形の支援を提供するもの

(3)fire that makes it difficult for the enemy to fire on your own individuals or formations; "artillery provided covering fire for the withdrawal"

(4)敵が自軍の個人や編隊に射撃するのを難しくする射撃

(1)