1.biography n.傳記(a usually written history of a person's life)

詞根記憶：bio(生命)+graph(寫(xiě))+y--記錄生命一傳記

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

派生詞：autobiography(n.自傳)

2.biomedical a.生物醫(yī)學(xué)的(of, relating to, or involving biological, medical, and physical science)

詞根記憶：bio(生物)+medical(醫(yī)學(xué)的)--生物醫(yī)學(xué)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.生物物理學(xué)家(a person who is specialized in biophysics)

詞根記憶：bio（生物）+physicist(物理學(xué)家)--生物物理學(xué)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)

詞根記憶：bio(生物)+sphere(球，圈)--生物圈

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

同根詞：atmosphere(n.大氣層)：hemisphere(n.半球)

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

詞根記憶：bi(兩)+sect(切，割)--分成兩份--平分

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

派生詞：bisector(n．平分線(xiàn))

6.bizarre a．奇異的，芒i怪的(very strange, eccentric)

聯(lián)想記憶：集市上(bazaar)有各種古怪的(bizarre)東西

例:A bizarre series of events preceded the murder.

7. blackout n.無(wú)線(xiàn)電通訊中斷，信號(hào)消失(a usually temporary loss of a radio signal)

詞根記憶：來(lái)自詞組black out(熄燈；停電)

例:Electric currents can cause blackouts in some areas.

8.bland a.（指人）溫和的(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)

詞根記憶：和gust(n.陣風(fēng)，一陣狂風(fēng))一起記

例:nuclear blast核爆炸

10.bloc n.集團(tuán)，組織(a temporary combination of parties)

例:trading blocs貿(mào)易組織