我覺(jué)得(這個(gè))比較安全(不會(huì)死人)
(1000mm長(zhǎng),0.01m粗)不用時(shí)鎖纏在腰(鑰匙別再褲扣上)用時(shí)(鑰匙一開(kāi))手持(鎖的那一頭)往對(duì)方頭上甩去