bum的英文范文如下：
"Bum" is a slang term for the buttocks. It is commonly used in informal contexts to refer to the posterior region of the body. In some contexts, it can also be used as a synonym for "poorly performing" or "unproductive".
For example, a person who is "a real bum" is someone who is unemployed or underemployed and unable to support themselves financially. Similarly, a company that is "running like a real BUM" is one that is struggling to achieve its goals and is not performing well.
However, "bum" is also considered offensive language and should be used with caution in formal or professional contexts.
bum的英文范文相关信息为：
bum一般指屁股。在英文中，它是一个名词，通常用于描述人的臀部。它也可以用作动词，表示把屁股放在某个地方或把屁股放在车上。
以上信息仅供参考，您可以根据具体的语境来理解其含义。
“bum”在英文中是“臀部”的意思。
关于“bum”的最新变化，通常是指它的非正式用法，可以作为俚语来表达“屁股”的意思，或者作为形容词来表示“无价值的”。
以上信息仅供参考，建议阅读相关英语国家文化书籍获取更准确的信息。