1、Noclear-cut distinction can be drawn between professional and amateursinscience:exceptions can be found to any rule.Nevertheless,the wordamateurdoes carry aconnotation that person concerned is not fullyintegrated into thescientific communityand,in particular,may not share itsvalues.【分析】冒号将句子一分为二，前面分
2、句中No clear-cut distinction是主语，can bedrawn;是谓语部分，后面是介词短语。后面分句是对前面的解释。Nevertheless表明两句话之间的逻辑关系，thewordamateur是主语，doescarry是谓语，同时也是强调的写法，aconnotation是宾语。后面that引导同位语从句，其中is和may notshare用and连接。【词汇】clear-cut清晰的，轮廓鲜明的distinction区别，差别一注意：显赫声望的含义也是考试的重点academic distinctions学术上的荣誉amateur a,业余爱好者connotation含蓄，内涵carry aconnotation意味着is fully integrated into充分融入(integrate v.使一体化，结合)【译文】科学领域的专业人员和业余爱好者之间划不出泾渭分明的界线：因为任何规则都有例外。然而，业余一词的确意味着相关人员不能充分融入职业科学界，尤其未能分享科学圈子的价值。
