baa [英][bɑ:][美][bɑ:] n. 羊叫声 vi. 羊叫 第三人称单数: baas 过去式: baaed 过去分词: baaed 现在分词: baaing 双语例句 1. The yield of the product N-BAA was 92% under above conditions. 在最佳条件下，N-BAA的收率可达92%。
2. BAA aims to derive most of its revenue from managing and chartering private jets. BAA打算通过私人飞机管理和租赁业务赚取大部分收入。3. And, third, these airports should be set free to compete with Heathrow by breaking up BAA. 第三，这些机场应该用免费政策来打击BAA,与希思罗竞争。4. The BAA Board is formed through election at the annual member meeting. 理事会的理事由会员大会以投票方式产生。5. The leadership group is the BAA Board. 校友会理事会为本会的最高决策和管理机构。
