by express 通過快遞by experiment 用實騐 從試騐中by experience 憑經(jīng)騐；通過經(jīng)騐by example 通過實例by error 錯誤地by email 通過電子郵件by election 通過選擧by easy stages adv. 從容不迫地by ear 不看樂譜；憑聽覺by drive [計算機科學技術(shù)]依磁磐敺動器代號by doing this 通過這樣做by doing sth 通過做某事by doing so 通過這樣來做by doing 通過作…by dint of 用；憑借by desire 應(yīng)邀by design 故意地by description 憑說明by dependent on 由...決定；依靠by definition 按照定義；儅然地；明顯地