直到不久前，这些研究都仅限于一些在基因上与人类相距甚远的短寿命生物。

Until fairly recently, the studies were limited to short-lived creatures genetically distant from humans.

youdao

但直到不久前，我内心从未这样认为。

But in my mind, I never believed that about myself, until very recently.

youdao

直到不久前，北京的默认态度还是对峙。

Until relatively recently, Beijing's default attitude was confrontational.

youdao