guarantee

1. B2Countable(可數名詞)Uncountable(不可數名詞)

   A formal assurance, often in writing, that something will be done or will happen as promised, particularly a company's commitment to repair or replace a product with defects within a specified period.

   保證；（尤指公司對產品維修或退換的）保證書

   • The system is priced at £99.95, which includes shipping, handling, and a twelve-month guarantee.

     該系統的價格為99.95英鎊，包含運費、手續費和十二個月的保證。

   • This television has a two-year warranty.

     這台電視有兩年的保固期。

   • a full refund guarantee

     全額退款保證

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2. Countable(可數名詞)

   A formal commitment to assume responsibility for something, particularly another person's debt.

   擔保

3. Countable(可數名詞)

   An item of value given to someone as security that a promise will be fulfilled, to be forfeited if the promise is not kept.

   抵押品；擔保物

assurance(保證)

1. Transitive(及物動詞)

   To provide a formal assurance to repair or replace a faulty product within a specific time frame.

   保修；保固

   • This refrigerator is guaranteed for a period of three years.

     這台冰箱的保固期為三年。

2. B2Transitive(及物動詞)

   To formally assure that something will occur or is true.

   保證；擔保；確保

   • European Airlines pledges to offer its customers the highest quality service.

     歐洲航空公司承諾為客戶提供最高品質的服務。

   • The label on this loaf guarantees that it is free of any preservatives.

     這個麵包上的標籤保證它不含任何防腐劑。

responsibility(責任)

1. Transitive(及物動詞)

   To formally commit to being responsible for someone's debt if they fail to repay it.

   為…作保；擔保；承諾對…負法律責任

certainty(確定)

1. Transitive(及物動詞)

   To make something certain to happen.

   保證；保證發生

   • A £50 deposit ensures that people will return the boats after use.

     50英鎊的押金確保人們在使用後會歸還船隻。

2. Transitive(及物動詞)

   To be certain that something will happen or have a specific outcome.

   肯定…必然發生；肯定會有某種結果

   • Even just glancing at a picture of the ocean is certain to make me feel nauseous.

     即使只是看一眼海洋的照片，也肯定會讓我感到噁心。