black market

black market的音标为[ˌblæk ˈmɑːrkɪt]，基本翻译为“黑市”，速记技巧为：黑市交易通常在暗地里进行，用词尾“-market”表示市场、交易场所。

Black market的英文词源可以追溯到20世纪初的美国，当时指的是非法交易的市场。这个词最初是指那些在政府禁止或限制的商品或服务中进行交易的市场，通常是在暗地里进行，因此被称为“黑市”。

Black market的变化形式主要有复数形式“black markets”和形容词“black market”。

相关单词有：

1. “illegal market” - 非法市场，这是black market的一个常见近义词，用于描述不受法律保护或禁止的商品或服务的交易市场。

2. “underground market” - 地下市场，这个词也用来描述那些在法律或政策下被禁止或限制的商品或服务的交易市场。

3. “gray market” - 灰色市场，这个词通常用来描述那些虽然不是完全合法的市场，但也不是完全非法的市场。

4. “counterfeit goods” - 假冒伪劣商品，这是在黑市上常见的商品之一，因为它们通常比正品便宜很多。

5. “black-market rate” - 黑市汇率，这是在黑市上进行交易时使用的汇率。

6. “market manipulation” - 市场操纵，这个词用来描述通过黑市手段来影响市场价格的行为。

7. “price fixing” - 价格设定，这个词用来描述黑市上通过协议来设定商品或服务的价格的行为。

8. “shadow economy” - 影子经济，这个词用来描述那些在法律或政策下被禁止或限制的商品或服务的交易市场，以及那些在公开市场之外进行的交易活动。

9. “parallel market” - 并行市场，这个词通常用来描述那些与官方市场并存但不受官方监管的市场。

10. “shadow finance” - 影子金融，这个词用来描述黑市上的金融活动，包括货币交易、洗钱等。

常用短语：

1. black market rate 黑市汇率

2. buy and sell illegally 非法买卖

3. engage in illegal activities 从事非法活动

4. engage in illegal trading 非法交易

5. sell on the black market 在黑市上出售

6. buy and sell on the black market 黑市买卖

7. operate on the black market 在黑市经营

例句：

1. They are trying to find a way to exchange their currency at a lower black market rate.

2. The police are investigating a case of illegal trading on the black market.

3. The government has cracked down on those engaging in illegal activities on the black market.

4. The black market is thriving in this city, with many people buying and selling goods illegally.

5. They are selling goods on the black market at a higher price than they would in the legal market.

6. The exchange rate on the black market is unpredictable, making it difficult to plan ahead.

7. The government should take action to regulate the black market and protect consumers from unscrupulous traders.

英文小作文：

In recent years, the black market has become a hot topic in many countries. It is a place where people can buy and sell goods without being subject to legal regulations and controls. However, it also poses a risk to consumers and businesses because of the unpredictable nature of the market and the possibility of fraudulent activities taking place.

On the one hand, the black market can provide some people with an opportunity to obtain goods that are not available in the legal market, such as hard-to-find items or goods that are not subject to taxes or regulations. On the other hand, it can also be a place where businesses engage in illegal activities such as smuggling or counterfeiting goods, which can have a negative impact on the reputation of businesses and consumers.

Therefore, it is important for governments to take action to regulate the black market and protect consumers from unscrupulous traders. This can include imposing strict regulations and controls on businesses operating on the black market, as well as providing consumer protection measures such as ensuring that goods sold on the black market are genuine and safe for consumption. In addition, it is also important for businesses to be aware of the risks associated with operating on the black market and take appropriate measures to ensure that their activities comply with legal regulations and controls.