noun [U] ： the buoyamy 〇/ the market 市场的活跃◊ a mood 〇/ buoyancy 轻松愉快的心情◊ a buoyancy ai'd (=sth to help you float)助浮物 bup-pie (also buppy) /'bApi/ {pi. -ies) noun {SAfrE, informal) a black person who is a yuppie ^ ;

黑人雅痞 bur = burr(3)

Bur-berry™ /'b3：bari; NAmE 'b3：rberi/ noun {pi. -ies) a type of raincoat 巴S利雨衣 bur.ble /'b3:bl; /V/\mf''b3:rbl厂 ve/t 1 〜（on) (about sth) (BrE, disapproving) to speak in a confused or silly way that is difhcult to hear or understand 语无伦次也讲； 说蠢话：[V] What’s he burWing about?他在鄉嚷些‘？ [also V speech] 2 [V] to make the gentle sound of a stream flowing over stones 泊泊作响 burbs /b3：bz; NAmE b3：rbz/ noun the burbs [pi.] {NAmE, = SUBURB

burden /'b3：dn; NAmE 'b3：rdnl noun, verb

■                  not/n 1 the ~ (of sth) | a 〜（on/to sb) a duty, responsi­bility, etc. that causes worry, difficulty or hard work

(义畚、责任等的）重担，威担：to bear/cany/ease/ reduce/share the burden承受/担负/减轻/减少/分担 重担◊ TTie maf/i burden 〇/caring/or oZdpeopk/aZis on the state.国家担负起了照料老人的大部分责任。◊ the heayy tax burden on working peopZe 加在劳动者头上的重 ^ 0 I don't want to become a burden to my children whe/i JVn oW.我不想在年老的时候琪为孩子们的累赘。

2        a heavy load that is difficult to carry 重担；

重负 _ see also beast of burden

■                  verb [VN] 1 〜sb/yourself (with sth) to give sb a duty， responsibility, etc. that causes worry, difficulty or hard work (使）担负（沉重或艰难的任务、职责等）：TTiey have burdened themselves with a high mortgage.

负担了一笔很高的按揭借款。◊ J don’t want to burden you with my worries.我不想让你为我的烦恼操心。◊ to be bu.rdeneci by high taxation 不堪重税负荷 PTJ3 unburden 2 be burdened with sth to be carrying sth heavy 负重：She got off the bus, burdened with two heaiy suitcases.她提着两只沉重的手提箱下了公共汽车。 the .burden of 'proof ajowa) [sing.] (/aw 律)the task or responsibility of proving that sth is true 举证责任 burden-some /'b3：dns0m; NAmE 'b3：rd-/ adj. {formal) causing worry，difficulty or hard work 负担沉重的；难 以承担的；繁重的Hd onerous burdock /'b3：dDk; NAmE 'b3irda:k/ noun [U] a plant with flowers that become prickly and stick to passing animals牛蒡（植物）

bureau /'bjusrau; NAmE 'bjurou/ noun {pi. bur-eaux or bureaus /-rauz; NAmE -rouz/) 1 (6r£) a desk with drawers and usually a top that opens down to make a table to write on (附钿屉及活动写字台的）书桌 2 {NAm£) = chest of drawers 3 an office or organiza­tion that provides information on a particular subject (提供某方面信息的）办事处，办公室，机构：an empZoyment bureau 职业介绍所 4 (in the US) a govern­ment department or .part of a government ciepartment (美国豉府部门）局，处，科：the federai Bureau 〇/ Jnvesrigarion联邦调查局

bur-eau-cracy /bjua'rokrasi; NAmE bju'raik-/ noun {pi. -ies) 1 [U] (often disapproving) the system of official rules and ways of doing things that a government or an organization has, especially when these seem to be too complicated 官#圭义；官僚作风：unnecessary/ excessive bureaucrat不必要侖食僚式繁文缛节；过奋 的官僚作风 2 [U, C] a system of government in which there are a large number of state officials who are not elected; a country with such a system 官僚体制；实行 官僚体舳的国家：the power 〇/ the state bureaucracy _ 家官奋抹制的故力◊〖iving f/i a modem bureaucracy生活 在一个现代官僚体制中

bur-eau-crat /'bjuarekraBt; NAmE 'bjur-/ noun (often disapproving) an official working in an organization or a government department, especially one who follows the rules of the department too strictly 官僚主义者；

官僚

bur-eau-crat-ic /.bjuara'kraetik; NAmE ,bjur-/ adj. (often disapproving) connected with a bureaucracy or bureau­crats and involving complicated official rules which