amortised的音標是[??m??t?st]，意思是按期攤銷的。在記憶這個單詞時，可以結合其詞根和詞綴的特點來速記，其中amortise是動詞形式，表示攤銷，而-ed是過去分詞后綴，表示已經攤銷的狀態。因此，amortised就是已經攤銷了的分期付款的意思。

Amortised這個詞的英文詞源可以追溯到法語中的“amortir”，意為“減輕、逐漸消失”。它的變化形式包括“amortization”和“amortgage”，前者指的是分期付款的利息和本金，后者指的是抵押貸款的分期償還。

相關單詞：

1. Mortgage（抵押）：這個詞源自法語中的“mort”，意為“死亡”，后來引申為“抵押”，表示將財產作為擔保抵押給債權人。

2. Interest（利息）：這個詞源自拉丁語中的“interest”，意為“使感興趣”，后來引申為“利息”，表示因借貸而產生的額外費用。

3. Payable（應付）：這個詞表示需要支付的，來自于拉丁語中的“paiere”，意為“支付”。

4. Amortization（分期付款）：這個詞表示分期償還本金和利息的過程，來自于amortized的名詞形式。

5. Amortization Schedule（分期償還計劃）：這個詞表示分期償還的本金和利息的時間表，通常在貸款合同中列出。

Amortised這個詞在計算機科學中常用于討論算法的時間復雜度，表示一種經過平均化的時間復雜度，可以減少初始階段的負擔，從而更好地應對變化的情況。這個詞的使用使得算法的設計更加靈活和實用。

Amortised短語：

1. Amortised cost

2. Amortised time

3. Amortised interest

4. Amortised cost of equity

5. Amortised value

6. Amortised loan

7. Amortised tax

雙語例句：

1. The amortised cost of the loan is calculated by dividing the principal by the number of periods. (貸款的攤銷成本是通過將本金除以期限數來計算的。)

2. The amortised cost of equity is the discounted future cash flows divided by the current market value of the equity. (股權的攤銷成本是未來現金流量的折現值除以當前股權的市場價值。)

英文小作文：

Amortisation is a method of accounting for the cost of an asset over its useful life. It allows for the gradual reduction of the asset"s value to zero over time, rather than recording a large expense all at once. For example, if you buy a car, the purchase price is amortised over the car"s lifespan, reducing each month as it depreciates.

In real estate, amortisation refers to the repayment of a mortgage over a certain period of time, usually monthly. This allows for a gradual reduction in debt over time, rather than a large lump sum payment at the end of the term.

Amortisation is also used in other contexts, such as accounting for the cost of software or intellectual property over time, or in estimating the value of a business based on its assets and liabilities over a period of time.

In summary, amortisation is a method of accounting that allows for gradual reduction of costs or values over time, which can be very useful in various contexts.