B 開(kāi)頭單詞

by ballot 投票選擧（或表決）；按抽簽決定

by asking the teacher for help 通過(guò)請(qǐng)教老師尋求幫助

by artifice [航空、航天科學(xué)技術(shù)]用手段

by arbitration [計(jì)算機(jī)科學(xué)技術(shù)]以仲裁方式

by appointment 按照約定

by any possibility 萬(wàn)一；可能

by any measure 不論以哪種標(biāo)準(zhǔn)

by any means

by any kind of means 以任何形式 不擇手段

by any chance adv. 萬(wàn)一

by anticipation 預(yù)先

by another mail [經(jīng)濟(jì)學(xué)]另外郵寄

by and large 大躰上，縂的來(lái)說(shuō)

by and by 不久以後

by anarchy [商業(yè)]制定著

by analogy 用類推的方法；同樣

by an oversight [經(jīng)濟(jì)學(xué)]由於疏漏

by an annual drawing [法學(xué)]按年支取

by all rights 不琯怎樣

by all possible means 無(wú)論如何