primary cancer site的用法和樣例：
例句
- A possible way to use the cancer-killing inention is to implant the deice in the body before primary tumor surgery or chemotherapy.
將癌細胞殺滅裝置在原發(fā)癌手術(shù)或化療前植入體內是一種可行性方法。 - In a process called metastasis, these cells are transmitted from the primary tumor to other locations in the body, where they form secondary, cancerous growths.
該過(guò)程可以稱(chēng)為癌轉移，即癌細胞從原位癌轉移到身體的其它部位形成繼發(fā)癌。
