unrecognizable
adj
someone or something that is unrecognizable has changed or been damaged so much that you do not recognize them
I hadn't been to the city for 20 years and it was almost unrecognizable.
1. First, however, we made ourselves virtually unrecognizable to our friends and even to our families. 但是我们首先把自己打扮得几乎连朋友、甚至家人都认不出来。
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