This osteosarcoma arising in the metaphysis at the upper tibia of a teenage boy breaks through the bone cortex and extends into soft tissue.是什么意思_This osteosarcoma arising in the metaphysis at the upper tibia of a teenage boy breaks through the bone cortex and extends into soft tissue.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句