positive buoyancy英语标准发音:positive buoyancy英式发音:美式发音:翻译中文正浮力positive buoyancy - 基本释义[词典1]正浮力positive buoyancy - WEB词典positive buoyancy正浮力 参考资料: 1.百度翻译:positive buoyancy2.有道词典:positive buoyancy3.爱词霸:positive buoyancy