polys英'pɒlɪz美'pɒlɪzCOCA¹³⁶³⁵⁷BNC⁷⁵⁹⁹¹⁺¹² 基本例句 n.多边形¹⁰⁰原型poly的复数 Alkyds are the condensation product of polybasic acids and polyhydric alcohols polys. 多元醇酸树脂由多元酸和多元羟基缩聚而成。 coatu Conclusion Sonography is a useful method for endometrial polys. 结论超声是诊断子宫内膜息肉的有效手段。 cnki