点击下方单词,选择对的这个单词
1. 公顷(土地面积单位,等于1万平方米或2. 471英亩)A hectare is a measurement of an area of land which is equal to 10,000 square metres, or 2. 471 acres.
1. (abbreviated `ha') a unit of surface area equal to 100 ares (or 10,000 square meters)
多通过句子记忆单词,而不是单独死记硬背。