derive v.to come from;to obtain 得自，起源；获得 emission n the act of emitting;causing to flow forth;a substancethat is emitted or released 发出，发出物 consequence n. the outcome of an event especially as relative to an individual 结果，后果 sulfuric a. of,relating to or containingsulfur 硫磺的，含多量硫磺的 global a. worldwide 全球的，全世界的 buildupn. the act of building up an accumulation;the result of the process of accumulation 组织，组成，增强 convertv. to change the nature,purpose,or function of something 使转变 legislative a relating to a legislature or composed of members of a legislature 立法的，有立法权的 assessment n. the classification of someoneor somethingwith respect to its worth 估价，评估 investigate v. to try find out the truth about something such as a crime,accident,or scientific problem 调查，调查研究 exposure n. thestate ofbeing putinto asituation in which something harmfulor dangerous might affect you;the act of making something publicly known because you believe it is wrongor illegal 暴露，曝光 regulation n. an authoritative rule 规则，规章 legislation n. law enacted by a legislative body derive v. to come from;to obtain 得自，起源；获得 emission n. the act of emitting; causing to flow forth;a substance that is emitted or released 发出，发出物 consequence n. the outcome of an event especially as relative to an individual 结果，后果 sulfuric a. of, relating to or containing sulfur 硫磺的，含多量硫磺的 global a. worldwide 全球的，全世界的 buildup n. the act of building up an accumulation;the result of the process of accumulation 组织，组成，增强 convert v. to change the nature, purpose, or function of something 使转变 legislative a. relating to a legislature or composed of members of a legislature 立法的，有立法权的 assessment n. the classification of someone or something with respect to its worth 估价，评估 investigate v. to try find out the truth about something such as a crime, accident, or scientific problem 调查，调查研究 exposure n. the state of being put into a situation in which something harmful or dangerous might affect you; the act of making something publicly known because you believe it is wrong or illegal 暴露，曝光 regulation n. an authoritative rule 规则，规章 legislation n. law enacted by a legislative body