four eyes see more than two 三個臭皮匠賽過諸葛亮；集思廣益four driving force mechanism [經(jīng)濟(jì)學(xué)]四大動力機(jī)制four door convertible car [交通運(yùn)輸工程]四門車篷可折曡式轎車four dimensional space [數(shù)] 四維空間four dimensional adj. 四維的four degrees of freedom [交通運(yùn)輸工程]四自由度four days in july four crossway 十字路four corners 十字路口four balls 四壞球four arithmetic operation [心理學(xué)]四則運(yùn)算four (adj., n.) four num. 四，四個 n. 四個人（或事）的一組；（板球）四分的一擊；（衣服等）四號；四點(diǎn)的紙牌；四漿賽艇，四人劃船隊 adj. 四的；四個的 n. (Four) （法、美）福爾（人名）fountful adj.多泉水的；多噴泉的fountains n.噴泉；源泉；儲水容器；泉水v.使像噴泉一樣流fountainpen n.自來水筆fountainous adj.(有)泉水的；(有)泉源的fountaining n.噴泉；源泉；儲水容器；泉水v.使像噴泉一樣流fountainhead (n.) fountainhead n.水源；源；本源