Query是英语中具有名词与动词双重词性的常用词汇，发音为英 [ˈkwɪəri]、美 [ˈkwɪri]。 作为名词表示“疑问，询问”或“问号”，作动词时意为“质疑，表示怀疑”或“提问，查询”。 其形态变化包括复数queries、过去式queried等。

6. To query the database, a user or application can connect to any server instance to which the database is attached. 若要 查询 数据库， 用户 或 应用程序 可以 连接 到 任意 一个 附加 有 数据库 的 服务器 实例。

Researchers have already begun to use smartphones in social scientific research, either to query people regularly as they engage in their normal lives or to record activity using the device's built-in sensors.

What was their response to your query? He could always do something useful instead of wasting my time with footling queries. Most of the job involves sorting customers out who have queries. I've got a query about my tax. We have received many written queries about the product.

在标准英语中，查询query意味着对信息的请求。 在计算机编程中，它指的是同一件事，只是信息是从数据库中检索的。 但是，编写查询需要一组预定义的代码才能使数据库理解指令。 这个概念也被称为查询语言。

Query的基本语法通常包括SELECT、FROM、WHERE等关键字，支持比较操作符、逻辑操作符和算术操作符，以及聚合函数、分组和排序等功能。 高级应用支持子查询、连接查询和窗口函数。 在RAG（检索增强生成）系统中，Query理解包括意图识别、术语转换和Query分解等步骤。

这里query从广义上来说涉及的任务比较多，最常见的就是我们在搜索系统中输入的查询词，也可以是FAQ问答或阅读理解中的问句，又或者可以是人机对话中用户的聊天输入。

The query can be in the form of a query expression, or a method-based query (or a combination of the two). The data source can be in different forms, e.g. relational databases, XML documents, or in-memory objects.

What was their response to your query? He could always do something useful instead of wasting my time with footling queries. Most of the job involves sorting customers out who have queries. I've got a query about my tax. We have received many written queries about the product.

2.注意query的“质疑”含义：在非常正式的场合，使用“query someone”可能带有“质疑其权威或正确性”的意味，需根据语境判断。 详细解析：四大词汇的深度辨析与地道用法 要准确使用这些词汇，需要深入了解它们各自的含义、用法和典型场景。