by feat of的意思|示意

Males accomplish this feat by embracing the object of their affection in a tight mating "hug" called amplexus.

雄蟾蜍要完成这一壮举，必须紧紧拥抱自己的“心上人”，即“抱合”。

The way in which they accomplished this feat was by a fusion of republican ideology and Victorian ideas about manliness.

他们完成这一壮举的方式是将共和主义理想与维多利亚式的男人气概融合在一起。

From earliest childhood, we are so bound up with our system of numeration that it is a feat of imagination to consider the problems faced by early humans, who had not yet developed this facility.

从幼年初期时起，我们就与我们的计数系统紧密联系在一起，以至于考虑未开发计数能力的早期人类所面临的那些问题，就已经成为了想象力上的一次壮举。