它在头颈鳞癌侵袭转移中的作用机理尚不清楚.的翻译：Its role in the invasion and metastasis of head and neck squamous cell carcinoma in the mechanism is unclear. 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

Head and neck squamous cell carcinoma in which the mechanism of invasion and metastasis is unclear.

Its role in the invasion and metastasis of head and neck squamous cell carcinoma in the mechanism is unclear.

It made a sneak attack at the neck scale cancer shifts not not clearly the action mechanism still.

It depicts the head and neck cancer attacks the role transfer mechanisms are not yet clear.

Its role in the invasion and metastasis of head and neck squamous cell carcinoma in the mechanism is unclear.