B 開(kāi)頭單詞
by compact [交通運(yùn)輸工程]按照契約
by common consent adv. 大家都同意（公認(rèn)）
by classification 通過(guò)分類(lèi)
by choice adv. 出于選擇
by cheque 用支票
by channel 通過(guò)通道 通過(guò)頻道 通過(guò)渠道
by chance 偶然；意外地
by category 按類(lèi)別
by car 乘汽車(chē)
by cable 用電報(bào)發(fā)出；通過(guò)電報(bào)
by buyer 由買(mǎi)方
by bus 搭乘公共汽車(chē)
by boat 乘船
by birth adv. 生來(lái)；在血統(tǒng)上
by bike 騎自行車(chē)；騎單車(chē)
by bicycle 騎腳踏車(chē)