attack line (volleyball)
In volleyball, the line 3 meters from the net that separates front-row and back-row players; back-row players must jump from behind this line when attacking.
In volleyball, you must jump from behind the attack line when hitting.
attacking line (rugby)
In rugby, the line of players who are ready to attack; often refers to the backline.
ラグビーで、アタックラインが素早く展開した。
In rugby, the attacking line spread out quickly.