摘要： root word：circum (around) come from circle. circumnavigate vt.环航 circum + navigatecircumstance n. 形式，情况 circum + stancecircumcision n. 包皮环切， 割礼 circum + cis(scissor,切)+ ion circumference n.园周，周围 circ... 阅读全文

摘要： 字根：dict 说 dictate vt.听写，口述； dict + atedictator n.独载者 indict vt. 控告，告发 in(否定) + dictindicate vt.暗示，指示， in(不想) + dict(说)+ate(动词后缀，表示”还是说了”)indication n.指示器， 暗示，迹象indicative abj.暗示性的dedicate vt.奉献，给予 de(... 阅读全文

摘要： this is my first time to use LiveWirter to update my blog. 阅读全文