mammogram的复数形式怎么拼写？

n.乳房X线照片...

After a mammogram, discuss the results with your physician.做完乳腺透视后,跟你的医师交流检查结果.A method of textural feature extraction from mammogram based on GLCM is proposed in this paper.文中提出了基于灰度共生矩阵的乳腺X照片纹理特征提取方法....

mammogram的音标：mammogram的英式发音音标为：['mæməgræm]mammogram的美式发音音标为：['mæməɡræm]...