In fact, as naturalists have ventured to observe, " dextrality" is a well–known law of nature.

事实上，正如博物学家大胆观察到的那样，“右旋”是众所周知的自然法则。

And there was good reason to be excited! In fact, as naturalists have ventured to observe, dextrality is a well-known law of nature.

这实在是可以使人情绪激动的！正是，像生物学家所观察到的一样，由右向左是自然的法则。