acre
noun /ˈeɪkə(r)/
/ˈeɪkər/
- (in Britain and North America) a unit for measuring an area of land; 4 840 square yards or about 4 050 square metres
英亩（4 840 平方码，约为 4 050 平方米） - 3 000 acres of parkland
3 000 英亩开阔绿地 - a three-acre wood
一片三英亩的林地 - (informal) Each house has acres of space around it (= a lot of space).
每座房屋四周都有大量空地。
词源Old English æcer (denoting the amount of land a yoke of oxen could plough in a day), of Germanic origin; related to Dutch akker and German Acker ‘field’, from an Indo-European root shared by Sanskrit ajra ‘field’, Latin ager, and Greek agros. - 3 000 acres of parkland