Unbeknown to most who pass through this serene place, however, it is a gold mine for medical research.

然而这个宁静，不为人知的地方是一个用于医学研究的金矿。

youdao

Unbeknown to most who pass through this serene place, however, it is a gold mine for medical research.

然而这个宁静，不为人知的地方是一个用于医学研究的金矿。

youdao