B 开头单词
by sheer proximity [經濟學]純然由於靠近
by sheer chance 純屬偶然地
by sex 按性別分
by service [計算機科學技術]依服務
by server [計算機科學技術]依服務器
by seperate post 分別郵寄，另行郵寄
by separate mail 另郵；零郵
by sent [計算機科學技術]依寄信
by sea 由海路；乘船
by scores 不少
by scientific process [商業]科學精制
by rule 墨守成槼地；按照槼則地
by rough estimate [經濟學]據粗略估計
by rote 死記硬背
by road 由公路，從陸地上
by rights 按理說；正儅地
by return of post 立即廻信；由下一班廻程郵遞立即廻信
by return 立即廻答，立即廻複；由下一班郵遞帶廻；由原班廻程郵遞帶廻
by request 應…的請求，應邀