acre/ˈeɪkə(r); `ekɚ/ n1 measure of land, 4840 square yards or about 4050 square metres 英亩（等於4840平方码或约4050平方米） a three-acre wood 三英亩的树林. =>App 4, 5 见附录4 5.2 field; piece of land 耕地; 土地 rolling acres of farm land 起伏不平的广阔田地.
牛津英汉双解词典