noun 下载 🔗分享 公亩,阿雷。 An accepted (but deprecated and rarely used) SI unit of area equal to 100 square metres, or a former unit of approximately the same extent. Symbol: a. Examples : ""The small community garden was measured as just over two ares in size, though modern measurements would use square meters instead." " 虽然这片小型社区花园的面积测量出来刚超过两公亩,但现在通常会用平方米来表示。 area unit math science 与AI对话词汇游戏阅读练习