When they stop beating their wings, they'd be much harder for the bat to distinguish from a leaf or some other object.

当它们停止拍打翅膀，蝙蝠就很难将它们与一片树叶或者其他什么东西区分开。

Subspecies are often difficult to distinguish from one another.

区分不同的亚种是很困难的。

Human cases of H5N1 may be difficult to distinguish from other illnesses.

H5N1型人类病例很难与其他疾病相区别。

He says academically and professionally, it is impossible to distinguish students from poor and elite backgrounds.

VOA : standard.2010.02.02

We can't really distinguish from this.

凭这点我们还说不清

博弈论课程节选 : 耶鲁公开课

Milton devotes a lot of time in Areopagitica to making a number of attempts to distinguish licensing from censorship.

弥尔顿在《论出版自由》中花了很大功夫,试图区分出版许可管理和出版控制。

弥尔顿课程节选 : 耶鲁公开课

Now, beyond table scraps, store-bought dog food is nearly impossible to distinguish from human food.

NPR: U.S. Obesity Epidemic Hits Pets, Too

"I can't distinguish Guardiola from Barcelona, but I certainly can distinguish Mourinho from the clubs he's managed, " Szymanski said.

WSJ: Pep Guardiola: The World's Most Coveted Coach

This radiation can be detected although Dyson spheres remain difficult to distinguish from natural astronomical objects that give off similar signatures.

ECONOMIST: Is it time for a new approach to finding extraterrestrials?