ADJ [usually verb-link ADJ]难以区别的;难以分辨的 If one thing is indistinguishable from another, the two things are so similar that it is difficult to know which is which. 难以区别的;难以分辨的
Replica weapons are indistinguishable from the real thing. [+ from]
仿真武器与真武器很难区分。
SYN identical, the same, cut from the same cloth, like as two peas in a pod [informal]