Read Edit View history 永久冻土 yǒngjiǔdòngtǔ permafrost Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 永久冻土/永久凍土 · yǒngjiǔdòngtǔ · permafrost 2026/03/04 永久冻土 / 永久凍土 yǒngjiǔdòngtǔ permafrost permafrost 全球变暖导致永久冻土融化。 created sense Mar 4, 2026, 02:25 AM