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1.unique a．唯—的(sole)；独特的(distinctively characteristic)
词根记忆：uni(单一)+que(…的)--唯一的：独特的
例：the unique human speech ability人类独一无二的语言能力//a unique opportunity绝佳的机会
派生词：uniquely( ad.独特地；唯一地)；uniqueness(n.唯一性；独特性)
2.university n．大学，高校
联想记忆：由宇宙universe引申为“知识”--知识之地--大学
例：There is a common misconception that university hospitals are better than community or private hospitals.
同根词：universe(n.宇宙：世界)
3.unleavened a．未经发酵的((of bread) made without yeast or other raising agent)
例：Yeasts are capable of leavening bread, and for many centuries the ancient Egyptians made only unleavened bread.
4.unobtrusive a．不显著的，不引人注目的(inconspicuous)
词根记忆：un(表否定)+obtrusive(炫耀的)--不炫耀--不引人注目的
例：He is a quiet unobtrusive student, but always does well in examinations.
5.unparalleled a．无比的，空前的(having no equal)
词根记忆：来自parallel(a．平行的)
例：Between the 8th and 11th centuries, the Byzantine Empire staged an almost unparalleled economic and cultural revival.
6.unprecedented a．前所未有的，史无前例的(having no precedent)
词根记忆：来自precedent(n．先例)
例：The restaurant industry in the country has experienced unprecedented growth.
7.unpredictable a．不可预知的(unknown in advance)
词根记忆：un（无）+predict(预言)+able --不可预知的
例：Unlike a chemical pesticide, a biocontrol agent may adapt in unpredictable ways，
派生词：unpredictably（ad.无法预言地）
同根词：predict(v.预言，预报)
8.unprocessed a．未加工的(not be processed)
例：the unprocessed cacao beans未加工的可可豆
9.unpromising a.无前途的，没有希望的(not promising)
词根记忆：un(无)+promising（有前途的）--无前途的
例：Spanning more than 50 years, Friedrich Muller's career began in an unpromising apprenticeship as a Sanskrit scholar and culminated in virtually every honor that European governments and learned societies could bestow.
vt. 授予，适用，利用
