一：junk_bond是什么意思（中英文）解释的意思：
junk_bond是指投资级别低于BBB的高风险债券，也被称为垃圾债券。这些债券通常由信用评级较低的公司发行，其偿付能力和信用等级都较低，因此具有较高的违约风险。
A junk bond is a high-risk bond with a credit rating lower than BBB, also known as a high-yield bond. These bonds are usually issued by companies with low credit ratings, and have a lower ability to pay and credit rating, thus carrying a higher risk of default.
二：怎么读（音标）：
/jʌŋk bɒnd/
三：用法：
junk_bond通常用作名词，表示高风险债券。它可以作为一个单独的词来使用，也可以作为一个形容词来修饰其他名词。
Junk bond is commonly used as a noun to refer to high-risk bonds. It can be used as a standalone word or as an adjective to modify other nouns.
四：例句1-5句且中英对照：
1. He invested in junk bonds and ended up losing all his money.
他投资了垃圾债券，最终损失了所有的钱。
2. The company's financial troubles led to their bonds being downgraded to junk bond status.
公司的财务困难导致他们的债券被降级为垃圾债券。
3. Many investors are attracted to the high yields of junk bonds, but they come with a higher risk.
许多投资者被垃圾债券的高收益所吸引，但它们也伴随着更高的风险。
4. The market for junk bonds has been growing in recent years, as companies seek alternative sources of funding.
近年来，垃圾债券市场不断增长，因为公司正在寻求替代的融资来源。
5. The credit rating agency downgraded the company's bonds to junk bond status due to their poor financial performance.
由于公司的糟糕财务表现，信用评级将其债券降级为垃圾债券。
五：同义词及用法：
junk_bond的同义词包括high-yield bond、speculative bond、non-investment grade bond等。这些词都指风险较高的债券，但是具体含义略有不同。，high-yield bond强调这类债券具有较高的收益率；speculative bond则强调其投资风险较大；non-investment grade bond则强调其信用评级低于投资级别。
Synonyms for junk_bond include high-yield bond, speculative bond, non-investment grade bond, etc. These words all refer to high-risk bonds, but have slightly different meanings. For example, high-yield bond emphasizes the high yield of these bonds; speculative bond emphasizes the investment risk; non-investment grade bond emphasizes the credit rating being lower than investment grade.
六：编辑总结：
junk_bond是指投资级别低于BBB的高风险债券，其偿付能力和信用等级都较低，具有较高的违约风险。它通常用作名词，可以作为一个单独的词来使用，也可以作为一个形容词来修饰其他名词。junk_bond的同义词包括high-yield bond、speculative bond、non-investment grade bond等。了解junk_bond的含义和用法可以帮助投资者更好地管理风险和做出明智的投资决策。