se·cu·ri·ty

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【词性】：n．

【释义】：

❶ 安全，稳固：cross the street in security at a pedestrian crossing从人行横道安全地过马路．Is there any security from(or against)A-bombs?有防护原子弹之物吗?❷ 担保(品)，抵押(品)，保证(人)：give sth．as(a) security 以某物作担保．go security for sb．替某人做保．lend money on good security 凭妥当抵押品贷款．What security can you offer for it?你对此能给什么保证?❸ (常pl．)证券，债券，股票：government securities公债券．