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用一小块布蘸上甘油,均匀地抹在挡风玻璃上,甘油无色、透明,不会影响视线,即使在严寒结冰的
With a small piece of cloth dipped in glycerin, evenly wipe the windshield, glycerol colorless, transparent, will not affect the line of sight, even in freezing cold