A 55-year-old man presented with a painless, brown subcutaneous tumor over medial side of his left lower leg for 5 years.是什么意思_A 55-year-old man presented with a painless, brown subcutaneous tumor over medial side of his left lower leg for 5 years.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句