音标:[,haidrә'dʒenlieis] ;
氢解酶, 甲酸脱氢酶

Broadcast: February 14, 2003 By George Grow This is the VOA Special English Environment Report. President Bush has offered a plan to speed development of technology that uses hydrogen as fuel. His goa

发表于:2018-12-07 / 阅读(74) / 评论(0) 分类 VOA2003(上)-科技导航

I am speaking not as a Briton, not as a European, not as a member of a western democracy, but as a human being, a member of the species Man, whose continued existence is in doubt. The world is full of conflicts: Jews and Arabs; Indians and Pakistanis

发表于:2018-12-12 / 阅读(57) / 评论(0) 分类 英语演讲

avulse, vt (由于意外事故或通过外科手术)把(身体的一部分)撕脱;抽出 【反】link(vt 连结);suture(vt 缝合)

发表于:2018-12-30 / 阅读(73) / 评论(0) 分类 不择手段背单词

The Bierborse is an open-air event devoted to the art of brewing throughout the world. It is composed of two thirds beer-serving businesses and one third accompanying snack specialities. The range is supplemented by participants offering products typ

发表于:2019-02-03 / 阅读(82) / 评论(0) 分类 阅读空间

PREFIX 1.a-:of;on;intensive;negative,not,without;ad-;ab-. 2.ab-:away from,off. 3. ad-:to;at;for. 4. aer(o)- :relating to air . 5.al-:all. 6.ambi-:on both sides,around. 7.amphi-:on both sides,around. 8.an-:negative,not,without. 9.ana-:upon,up,on. 10.a

发表于:2019-02-06 / 阅读(100) / 评论(0) 分类 雅思英语

December 30, 1954 I am speaking not as a Briton, not as a European, not as a member of a western democracy, but as a human being, a member of the species Man, whose continued existence is in doubt. The world is full of conflicts: Jews and Arabs; Indi

发表于:2019-02-09 / 阅读(45) / 评论(0) 分类 英语美文