By chemically extracting nickel form the ash, they produced 100 pounds of nickel per acre of land at a total cost per pound slightly above that of current mining.

通过化学方法从灰烬中提取镍，他们每英亩土地生产了100磅镍，每磅的总成本略高于目前的采矿成本。

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They ended up buying a modular home on a two-acre lot.

他们最终买了一所占地两英亩的组合式房屋。

《柯林斯英汉双解大词典》

It is no use trying to plan an 18-hole golf course on a 120-acre site if you have to ruin the environment to do it.

要规划一个占地120公顷、拥有18洞的高尔夫球场如果必须破坏环境才能做到，那就毫无益处了。

《柯林斯英汉双解大词典》

But Salem became so worldly that, except for the academy, a beautiful church and a graveyard called God's Acre, Salem lost its Moravian character.

VOA: standard.2010.03.18

Much of the property's value is in the land, which is owned in two parcels a 20-acre property and a 30-acre property.

WSJ: A Greenwich House Aims to Sell for $190 Million

Acharacle and Mallaig dealt with a 100-acre heath fire, while crews from Stornoway and South Lochs extinguished a 24-acre grass fire on Lewis.

BBC: Wild fire land in north and isles covers '10 Hampdens'

Kelley owns two other farms in the Lexington area: Bluegrass Hall, a 200-acre property that formerly housed his racing operation, and Hurricane Hall, a 300-acre farm from which he conducted the breeding part of his horse business.

FORBES: Can Brad Kelley Bring Calumet Farm Back To The Kentucky Derby Winner's Circle?