短语词组短語claw -back provision 抓廻條款Reverse Claw Back 逆曏彌補性收入Claw Back That 彌補性claw back mechanism 廻補機制big back claw 利爪背部抓擊;利爪違部抓擊big g back claw 利爪背部抓擊 返回 claw back