Hectare
例子
A hectare is a unit of area equal to 10,000 square meters or approximately 2.47 acres.
公顷是一个面积单位,等于10,000平方米或大约2.47英亩。
Farmers often measure land in hectares to calculate crop yields and determine field sizes.
农民经常用公顷来测量土地,以计算作物产量并确定田地大小。



























