Number + 英亩
英亩 (yīngmǔ) is the Chinese measure word used to express area in acres. It functions as a classifier placed after a number to quantify land or territory size.
这个农场占地大约五十英亩。
Zhège nóngchǎng zhàndì dàyuē wǔshí yīngmǔ.
This farm covers approximately fifty acres.
他们家在乡下买了两百英亩的土地。
Tāmen jiā zài xiāngxià mǎi le liǎng bǎi yīngmǔ de tǔdì.
Their family bought two hundred acres of land in the countryside.
这片森林的面积超过一千英亩。
Zhè piàn sēnlín de miànjī chāoguò yī qiān yīngmǔ.
The area of this forest exceeds one thousand acres.