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hard water例句_hard water英汉例句_hard water双解例句_欧米惠必应词典
欧米惠必应词典

hard water

H 开头单词

常见例句

  • Hard water and soft water are two different kinds of water.
    硬水和软水是两种不同的水。
  • One way to counteract hard water is by using a water softener.
    中和硬水的方法是使用软水剂。
    • 返回 hard water