在英语中，“在什么旁边”可以用短语“next to”或者“beside”来表达。这两个词组都用来描述某物或某人与另一物或另一人相邻的位置关系。例如，如果你想说“在桌子旁边”，你可以说“It is next to the table.” 或者 “It is beside the table.” 两个词组都可以根据上下文灵活使用。

下面是一篇关于如何用英语描述位置关系的短文，长度控制在500字以内：

In English, when we want to describe the location of something in relation to another thing, we often use phrases like "next to" or "beside." These terms help us precisely locate objects or people in space. For instance, if you want to say that something is located near a table, you could say, "It is next to the table" or "It is beside the table." Both expressions are correct and can be used interchangeably depending on the context.

Let's imagine a room with various items. If your favorite book is on a shelf right next to your bed, you might say, "My book is next to my bed." Alternatively, if you're talking about where you placed your backpack, you could say, "I put my backpack beside my desk."

Understanding these phrases is crucial for clear communication. They are not only useful in everyday conversations but also in writing descriptions, giving directions, or even in more formal settings such as academic papers or business reports.

For example, if you were writing a description of your bedroom, you might write, "Beside the window, there is a comfortable armchair where I love to read my books. Next to the door, there's a small table where I keep my keys and wallet." This gives a reader a clear picture of how your room is arranged.

Learning these simple yet powerful phrases can greatly enhance your ability to communicate effectively in English. Practice using them in different contexts to become more fluent and confident in expressing spatial relationships.

希望这篇短文对你有所帮助！如果你有更具体的情境需求，欢迎继续提问。