buy-in的音標是["ba??n]。基本翻譯是“入股，參與”。速記技巧可以是：buy（買）+ in（在里面）→入股。

Buy-in這個詞的英文詞源可以追溯到英語中的“購買”和“投入”兩個詞。它的變化形式包括復數形式“buy-ins”和過去式“bought-in”以及過去分詞“bought-in”。

相關單詞：

poker：撲克牌游戲，這個詞源自意大利語中的“撲克”一詞，與buy-in有間接關系，因為撲克牌游戲常常是玩家投入賭注進行游戲的一種方式。

bet：投注，這個詞源自拉丁語中的“打賭”，與buy-in的投入概念有相似之處。

stake：押注，這個詞源自古英語中的“stake”，意為“樁”，后來引申為“賭注”，與buy-in的投入概念也有相似之處。

ante：入場費，這個詞源自法語中的“前”，用于描述在游戲開始前需要支付的費用，類似于buy-in。

raise：加注，這個詞源自德語中的“提高”或“增加”，用于描述在原有賭注的基礎上增加投注額，類似于buy-in。

以上這些詞都與buy-in有著密切的聯系，并且都反映了賭博或游戲中的投入和競爭元素。總的來說，buy-in這個詞反映了賭博或游戲中投入和競爭的概念，以及賭博或游戲中的經濟行為。

常用短語：

1. buy-in fee

2. buy-in price

3. buy-in cost

4. buy-in rate

5. buy-in cost of capital

6. buy-in cost of equity

7. buy-in cost of debt

例句：

1. The buy-in fee for this new business venture is $50,000.

2. The company"s buy-in price for its stock is 20% of the total share value.

3. The buy-in cost of capital for the company"s new project is $5 million.

4. The buy-in rate for the local community is high due to high taxes and fees.

5. The buy-in cost of equity for the company"s new employee is $20,000.

6. The buy-in cost of debt for the company"s new subsidiary is 5% of the total investment.

7. As a result of the buy-in, the employee has become a shareholder and has a vested interest in the company"s success.

英文小作文：

Title: Buy-In: A Key Component of Business Success

Buy-in refers to the process of investing additional resources or capital to support a new business venture or existing company. It is a crucial aspect of business success, as it represents a commitment to the success of the enterprise and a willingness to share risks and rewards with others.

In a startup environment, buy-in can take the form of equity ownership, debt financing, or other forms of capital investment. It can also involve providing resources such as personnel, facilities, or technology to support the growth and development of a company. Successful buy-in requires a clear understanding of the business plan, market conditions, and the resources required to achieve success.

On the other hand, buy-in can also be a challenge for existing companies, as it may involve integrating new team members, managing competing interests, or navigating complex organizational dynamics. However, successful buy-in can lead to increased efficiency, improved performance, and greater long-term success for the company as a whole.

In conclusion, buy-in is an essential component of business success that requires careful planning, effective communication, and a commitment to shared goals and values. Understanding and managing buy-in effectively can help businesses achieve their full potential and create sustainable value for all stakeholders.