HSK 7-9
面目全非
miànmù-quánfēinothing remains the same (idiom); change beyond recognition
暴雨过后小路已面目全非。
Bàoyǔ guòhòu xiǎolù yǐ miànmùquánfēi.
After the downpour, the path was beyond recognition.
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Appears across levels (7-9) in the HSK 3.0 word list.