3.7%-4.6% of all osteosarcomas.Most patients have local recurrence or metastasis, or both .The lung is the most common site of metastasis.是什么意思_3.7%-4.6% of all osteosarcomas.Most patients have local recurrence or metastasis, or both .The lung is the most common site of metastasis.在线翻译_英语_读音_用法_例句