研究人员称，此化合物的合成物在动物实验中显示安全，而且研究小组希望今年开始进行人体试验。

The synthetic version has been shown to be safe in animals and the team hopes to begin trials in humans this year, researchers said.

youdao

我是一个奢侈品和公司尽责哲学的巨大爱好者，但我想知道他们说的“安全人工合成物”确切指的是什么？

I'm a big fan of Lush products and the company's responsible philosophy, but I have to wonder what exactly do they mean by "safe synthetics"?

youdao