Whether these cells could actually help repair a damaged heart remains an open question, however.

然而，这些神奇细胞是否可以修复受损的心脏依旧是一个大问号。

youdao

Whether these cells could actually help repair a damaged heart remains an open question, however.

然而，这些神奇细胞是否可以修复受损的心脏依旧是一个大问号。

youdao