gynaecomastianoun [ U ]
specialized US gynecomastia uk/ˌɡaɪ.nɪ.kəʊˈmæst.i.ə/us/ˌɡaɪ.nə.koʊˈmæs.ti.ə/the development of breast tissue in men:
Gynaecomastia is usually harmless but emotionally upsetting.
英语词典包含110679条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。