我又买了些锁，作为额外的防盗措施。
【经】 追加保险
additional insurance
暂无补充释义。
相关例句
甲方正式录用乙方，且乙方已在甲方工作满三个月以上，甲方将为乙方提供除国家规定之外的保险（意外、寿终和住院费用）一份。
相关词条
additional stock issue tailed for...
additional lighting in laying house【禽】
additional
additional gene
additional stress abutment【口腔】
additional cargo
keep additional accounts in addition to the authorized ones
additional allocations of credit funds to the banks【财政】