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ammonia

B2 noun

Các nghĩa

  1. amoniac (khí NH₃)

    A gaseous, toxic compound of hydrogen and nitrogen, NH₃, with a pungent smell and taste.

    countable · uncountable

  2. dung dịch amoniac

    A solution of this compound in water used domestically as a cleaning fluid.

    countable · uncountable

    Never use ammonia to clean metal writing pens.

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