泪管闭塞...

dacryagogatresia的音标：dacryagogatresia的英式发音音标为：[deɪkəraɪəɡɒɡeɪt'ri:zɪə]dacryagogatresia的美式发音音标为：[deɪkəraɪəɡɒɡeɪt'rizɪr]...