Read Edit View history 永冻土 yǒngdòngtǔ permafrost Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 永冻土/永凍土 · yǒngdòngtǔ · permafrost 2026/03/04 永冻土 / 永凍土 yǒngdòngtǔ permafrost permafrost 随着全球变暖，北极地区的永冻土开始融化。 noun created sense Mar 4, 2026, 02:25 AM