Chomsky’s Universal Grammar(UG)theory not only answers"the logical problem of language acquisition",but also provides insights and thoughts for second language
Color words are widely used in both English and Chinese languages environment.Due to cultural reasons,the significance of the same color word in Chinese and Eng
一种新的聚合物和混杂复合材料工艺可以在几分钟内生产出复杂的高负载纤维增强支架和夹子。
美国对纤维增强塑料(FRP)复合材料的需求预计每年攀升4.7%,在2017年达到43亿磅(19.5亿公斤),价值近230亿美元。需求将从深受经济衰退影响的2007—2012年期间的温和下跌过程中反弹,那时