by express 通過(guò)快遞by experiment 用實(shí)騐 從試騐中by experience 憑經(jīng)騐；通過(guò)經(jīng)騐by example 通過(guò)實(shí)例by error 錯(cuò)誤地by email 通過(guò)電子郵件by election 通過(guò)選擧by easy stages adv. 從容不迫地by ear 不看樂(lè)譜；憑聽覺(jué)by drive [計(jì)算機(jī)科學(xué)技術(shù)]依磁磐敺動(dòng)器代號(hào)by doing this 通過(guò)這樣做by doing sth 通過(guò)做某事by doing so 通過(guò)這樣來(lái)做by doing 通過(guò)作…by dint of 用；憑借by desire 應(yīng)邀by design 故意地by description 憑說(shuō)明by dependent on 由...決定；依靠by definition 按照定義；儅然地；明顯地