B 開(kāi)頭單詞

by order of 奉…之命

by order 奉命；按訂單

by oneself 獨(dú)自地，單獨(dú)

by ones and twos 零零落落地；三三兩兩地

by now 到目前爲(wèi)止；到如今

by noon 到中午爲(wèi)止

by no means of 決不

by no means easy 決不容易 絕非易事

by no means 決不

by no manner of means 一點(diǎn)都不 絕不

by no accident 決非偶然

by nightfall 夜幕降臨前

by night adv. 在夜裡

by nickname [計(jì)算機(jī)科學(xué)技術(shù)]按昵稱

by next month 下個(gè)月之前

by next monday 到下周一

by next mail [經(jīng)濟(jì)學(xué)]下次郵寄

by negotiation 議付

by necessity 不得已；必然地，不可避免地

by nature 天生地；生性