1.budworm n.蚜蟲(a moth lan,a that feeds on the buds of pIants)

分拆記憶：bud（芽）+worm（蟲）--蚜蟲

例:The drop in the popuIation of the spruce 6udwD,m is expected to be Only tempOrary．

2.buffalo n.水牛；北美野牛(any of seVeral wild boVids)

聯(lián)想記憶：bud（軟牛皮）+alo一經(jīng)常泡在水里的牛皮會軟一水牛

例:These researchers have overlooked the economic impact of rural development projects that improVe people's daily lives at the village level-such as the cooperative raising of water buffalo.

3.buffer n.緩沖物(a means or device used as a cushion against the shock of fluctuations in business or financial activity)

詞根記憶：來自buff（v.緩沖，減震）

例:buffer stock調(diào)節(jié)性庫存儲備，//buffer funds緩沖基金

4.bulge v.膨脹(to swe¨)；凸出(to bend outvvard)

例:Our stomachs bulged after we ate too much.

5.bulk n.主體，絕大部分(main or greater part)

聯(lián)想記憶：公牛(bull)總是大批(bulk)地行動

例:The bulk of the health—care dollar is spent on the illnesses of some signiflcance．

6.buoyant a．有浮力的(showing buoyancy)；快樂的(cheerful)

例:The relative low density of the hottest rock makes that material buoyant.

派生詞:buoyantly( ad.心情愉悅地；有浮力地)；buoyancy(n.浮力；輕快)

7.burden n.負(fù)擔(dān)(load, duty, obligation);v.加重壓于(to oppress)

例:tax burden稅負(fù)

8.bureau n.（政府機(jī)構(gòu)的）局，部，處(a specialized administrative unit)

詞根記憶：法語詞，意為“辦公室”

派生詞:bureaucracy(n.官僚主義；政府機(jī)構(gòu))

9.burglarize v.破門盜竊(to enterlbuilding in order to steal)

詞根記憶：burglar(夜盜)+ize--進(jìn)行夜盜一破門盜竊

例:It is against the law to burglarize people's homes.

同根詞：burglary(n.入室行竊)

10.burrow n.洞穴(a hole in the ground made by an animal, such as a rabbit, for shelter and habitation)；v.挖洞(make sth. by digging)

例:These rats stay in burrows during the hot part of the day.