However biochemists have achieved certain steps of the multiplication process in cell-free media.

可是，生物化学家已完成了在无细胞培养基上增殖过程的某些阶段。

youdao

However biochemists have achieved certain steps of the multiplication process in cell-free media.

可是，生物化学家已完成了在无细胞培养基上增殖过程的某些阶段。

youdao