[wj             bicyclist

bi-carb /'baikaib; NAmE -ka:rb/ noun [U] {informal)

=SODIUM BICARBONATE

bi-car-bon-ate /.bai'kaibenat; NAmE -'ka:rb-/ noun [U] {chemistry 化a salt made from carbonic acid containing carbon, hydrogen and oxygen together with another element 碳酸氢益 bicarbonate of 'soda noun [u] = sodium bicar­bonate

bi^cen-ten-ary /.baisen'tiinari; NAmE -'ten-/ noun {pi. -ies) (6r£) (NAmE bi-cen-ten-nial) the year, or the day, when you celebrate an important event that happened exactly 200 years earlier *'200 周年；200 周年纪‘念日 ► bi-cen-ten-ary adj. [only before noun] ： bicentenary cdebrations * 200 周年庆典

bi-cen-ten-nial /.baisen'teniel/ noun {NAm^) = bicen­tenary ► bi-cen-ten-nial adj. [only before noun] (especially NAm£)：况centennfaZ_cdebmrtOns. * 2〇G 周年戾典 bi-ceps /'baiseps/ noun {pi. bi-ceps) the main muscle at the front of the top part of the arm 二头肌（上臂前侧的 主要肌肉')_ compare triceps bicker 广她抑)/ M.〜（about/over sth) to argue about things that are not important (.方'小事）、斗_， 争吵 PCT71 squabble ： The children are always bickering about something or other.填于们濟事没齊总是 在#眇。：► Wd<er.lng

bicky (also bikky) /'biki/ noun {pi. -ies) {informal) a biscuit 饼丰 IT»TW1 big 'bickies {AustralE, NZ^, informal) a large sum of money —大笔钱 bi-coast-al /.bai'kaostl; A/Awf -'koustl/ adj. [NAm£) involving people and places on both the east and west coasts of the US (美翻)东西海岸的 bi-Gyde /'baisikl/ noun, verb

■                  noun (also informal bike) a road vehicle with two wheels that you ride by pushing the pedals with your feet ‘行卷脚踏车：Jfe got on his bftycZe and rode 〇在 他骑上自行承走 IV. ■ ◊ Wie went /or a bicyde ride on Simday.我们星期天骑自行车兜风孓。.

■                  verb [V, usually +adv./prep.] ^old-fashioned) to go some­where on a bicycle i    compare bike, cycle

'bicycle clip noun one of the two bands that people wear around their ankles when they are riding a bicycle to stop their trousers/pants getting caught in the chain裤管夹（骑自吞幸时用） bicycle lane (also informal 'bike lane) noun (both

NAmE) = CYCLE LANE

bi-cyc-list /'baisiklist/ noun {old-fashioned, in British English,/ormaZin North American English 英国英语:■中