粵典 (words.hk)香港詞反饋含有高濃度#礦物質 嘅#水 (hard water; water that contains relatively high amounts of salts of calcium and magnesium)名詞
粵典 (words.hk)香港詞反饋含有高濃度#礦物質 嘅#水 (hard water; water that contains relatively high amounts of salts of calcium and magnesium)名詞