防腐剂:1.preservative2.antiseptic3.asepticRelativeexplainations:Examples:1.石炭酸可用来做防腐剂。Carbolicacidcanbeusedtomakeantiseptic.2.盐是一种常用的食物防腐剂。Saltisacommonfoodpreservative.3.防腐剂，保护剂用于保存的东西，尤指加入食品中以防腐坏的化学剂Somethingusedtopreserve,especiallyachemicaladdedtofoodstoinhibitspoilage.防腐剂corrosionremover食品防腐剂foodpreservative盐是肉类的防腐剂。Saltisapreservativeformeat.防腐剂用于保存的物质；防腐剂Somethingthatactstopreserve;apreservative.防腐剂有助于保存的药剂或成分Apreservativeagentorprinciple.使用防腐剂的，关于抗菌剂的Oforassociatedwiththeuseofantiseptics.盐是一种常用的食物防腐剂。Saltisacommonfoodpreservative.防腐用防腐剂来处理（尸体）以防止腐败Totreat(acorpse)withpreservativesinordertopreventdecay.不加防腐剂,肉会坏得快。Meatspoilsmorequicklywithoutpreservatives.抗菌的抗菌的，有关抗菌的，产生防腐剂的Of,relatingto,orproducingantisepsis.
