保存

save; preserve; conserve; maintain; keep; retain; hold; store; sustain; uphold; seal in; hang on; preservation; conservation; maintenance; keeping; saving

退出

quit; withdraw; exit; pull out; back out; opt out; drop out; retire; recede; disengage; step down; bow out; secede; leave; depart; withdrawal; logoff; retirement; opt-out; secession