GMAT考试词汇精选(MP3+文本) 第31期:Unit4-7

1.biography n.传记(a usually written history of a persons life)

词根记忆：bio(生命)+graph(写)+y--记录生命一传记

例:There was a biography of each musician in the concert program.

派生词：autobiography(n.自传)

2.biomedical a.生物医学的(of, relating to, or involving biological, medical, and physical science)

词根记忆：bio(生物)+medical(医学的)--生物医学的

例:Junior biomedical researchers have long assumed that their hirings and promotions depend significantly on the amount of their published work.

3.biophysicist n.生物物理学家(a person who is specialized in biophysics)

词根记忆：bio（生物）+physicist(物理学家)--生物物理学家

例:There is a striking similarity that biophysicv:sts have discovered between algae and cows.

4.biosphere n.生物圈(the part of the world in which life can exist)

词根记忆：bio(生物)+sphere(球，圈)--生物圈

例:This ecosystem is one of the fascinating paradoxes of the biosphere.

同根词：atmosphere(n.大气层)：hemisphere(n.半球)

5.bisect v.平分(to divida into two equal parts)

词根记忆：bi(两)+sect(切，割)--分成两份--平分

例:The partition bisected the room into two smaller rooms.

派生词：bisector(n．平分线)

6.bizarre a．奇异的，芒i怪的(very strange, eccentric)

联想记忆：集市上(bazaar)有各种古怪的(bizarre)东西

例:A bizarre series of events preceded the murder.

7. blackout n.无线电通讯中断，信号消失(a usually temporary loss of a radio signal)

词根记忆：来自词组black out(熄灯；停电)

例:Electric currents can cause blackouts in some areas.

8.bland a.（指人）温和的(characterized by a moderate quality)；乏味的(dull)

注意：blend(n.混合物)

例:Michael was listening to abland doctor.

9.blast n.爆炸(an explosion)

词根记忆：和gust(n.阵风，一阵狂风)一起记

例:nuclear blast核爆炸

10.bloc n.集团，组织(a temporary combination of parties)

例:trading blocs贸易组织