num.第四十
n.四十分之一
This city is close to the fortieth parallel of north latitude. 這個(gè)城市靠近北緯40度。
用作名詞 (n.)Man' s brain usually weighs about three pounds or a little more, and this is about one-fortieth the weight of his whole body weight. 人類(lèi)的大腦通常重約三磅或更多一點(diǎn)，大約是其體重的四十分之一。
