by extension片語KK [baɪ ɪkˋstɛnʃən] /baɪ ɪkˈstɛnʃən/發音片語1引申而言、推而廣之The word means "house" and, by extension, "family."這個詞指「房子」,引申而言也指「家庭」。2連帶地、進而An attack on the mayor is, by extension, an attack on the city.攻擊市長,連帶地也就是在攻擊這座城市。