词典释义：
a thing that is granted, especially in response to demands; a thing conceded
让步；让予物；给予物
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the government was unwilling to make any further concessions. 政府不愿意作出更多让步。
[mass noun]the action of conceding, granting, or yielding something
让步；让出；给予；认可；准予
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this strict rule was relaxed by concession. 由于作出让步，这条严格的规定已有所放松。
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（尤指象征性的）认可的表示
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her only concession to fashion was her ornate silver ring. 她唯一迎合时尚之处是她那枚华丽的银戒。
a preferential allowance or rate given by an organization
优惠折扣（或价格）
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tax concessions. 税收优惠。
a reduction in the price of something, especially a fare or ticket, for a certain category of person
（尤指车船费或入场券的）减价，优惠。
the right to use land or other property for a specified purpose or to conduct specified commercial operations in a particular area, granted by a government, company, or other controlling body
（政府、公司等授予的使用土地、房屋等从事商业或其他活动的）特许权
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new logging concessions. 木材采运的新特许权。
a commercial operation set up by agreement within the premises of a larger concern
（根据协议在一更大企业的场地内营业的）租地；商铺。
〈加〉 地块（指将经查勘的土地分成的小块土地）。
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concessionn.让步；让予物；给予物；优惠折扣；特许权；给予；认可；让出；准予；认可的表示
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conceptionn.怀孕；怀胎；受精；观点；想法；看法；认识；观念；构想；理解
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conversionn.转变；转换；转化；带球触地得分后再踢定位球得分；侵权行为；非法挪用；皈依；改变宗教；悔改后皈依；房屋的改建
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conclusionn.结束；终结；结尾；结论；推论；推断；总结；结束语；订立；缔结
"late Middle English： from Latin
