business deal的音標為[?b?zn?s ?di?l]，基本翻譯為“商業交易”，速記技巧為：business（商業）+ deal（交易）。

Business deal這個詞的詞源可以追溯到拉丁語“negotium”，意為“交易，商業活動”。這個詞在英語中經過了幾個變化形式，包括“business negotiation”、“business dealership”、“business dealings”等。

變化形式：

1. Negotiation（談判）：這個詞是由“negotium”（交易）和“-ation”（動作）組成的，表示進行交易或談判的行為。

2. Dealership（經銷商）：這個詞是由“deal”（交易）和“-ership”（領導，管理）組成的，表示擁有或經營某種商品或服務的交易權。

3. Dealings（交易）：這個詞直接來自“deal”（交易），表示進行交易的行為或與他人交易的關系。

相關單詞：

1. Business（商業）：這個詞與“negotium”（交易）有密切關系，表示從事商業活動或經營商業的行為。

2. Contract（合同）：這個詞是由拉丁語“contractus”（契約）演變而來，表示通過書面協議進行的交易。

3. Purchase（購買）：這個詞直接與“purchase”（購買）相關，表示進行交易的行為，特別是購買商品或服務的行為。

4. Sale（銷售）：這個詞也與“sale”（銷售）相關，表示將商品或服務出售給其他人的行為。

5. Commission（傭金）：這個詞是由拉丁語“commissio”（委托）演變而來，表示因他人購買或銷售商品或服務而獲得的報酬。

以上這些單詞都與business deal有著密切的關聯，并且可以反映出商業交易在語言中的重要性和多樣性。

常用短語：

1. business dealings

2. business negotiation

3. business partnership

4. business transaction

5. financial deal

6. negotiation over a deal

7. deal breaker

雙語句子：

1. 我們正在進行一項商業交易。 We are conducting a business transaction.

2. 雙方在商業談判中達成了一項協議。 Both sides reached a deal in the business negotiation.

3. 我們需要重新商議一下這個交易的細節。 We need to renegotiate the details of this deal.

4. 這筆生意的財務條款已經談妥。 The financial terms of this business deal have been settled.

5. 這次交易的失敗是雙方的deal breaker。 The failure of this transaction is a deal breaker for both sides.

6. 這筆生意的dealmaker是價格合理。 The deal-breaker for this business deal is the reasonable price.

7. 雙方在商業合作中建立了良好的deal-making能力。 Both sides have developed good deal-making abilities in business cooperation.

英文小作文：

Title: The Importance of Business Dealings

Business dealings are essential to any business operation, whether it"s a small startup or a large corporation. From negotiations to partnerships, deals are the lifeblood of a business. However, dealing with other businesses can be challenging, especially when dealing with competitors or partners who have different goals and expectations.

Successful business dealings require effective communication, clear expectations, and a willingness to negotiate and compromise. At the same time, it"s important to maintain trust and respect for each other"s goals and interests. Effective deal-making requires a combination of skills and knowledge, as well as a keen understanding of the market and industry trends.

In conclusion, business dealings are critical to the success of any business, and it"s essential to approach them with care, integrity, and a focus on achieving win-win outcomes for all parties involved.