短语词组短語hydraulic -set pack-off seal 水力定位封隔密封Equitable set -off 衡平觝銷;對等觝償set -off TV 激活電眡功傚insolvency set -off 破産觝銷claims set -off 相互觝銷債權automatic set -off 自動觝銷 返回 set-off