You need more cells, and we're guessing the immune system [reaction] is more complex.

你需要更多的细胞，而我们猜测免疫系统的反应也会更错综复杂。

youdao

You need more cells, and we're guessing the immune system [reaction] is more complex.

你需要更多的细胞，而我们猜测免疫系统的反应也会更错综复杂。

youdao