A closure "closes around" these references, so the function invocation can safely refer to the variables even when the variables have gone out of scope!

一个闭包封闭了这些引用，所以函数调用可以安全的引用这些变量，即使它们已经超出了函数的作用域。

youdao

The data type for the function return type can be specified directly or using the REFERENCES clause.

函数返回类型的数据类型可以直接指定，或使用references子句指定。

youdao

The table, function, and thread types are all references.

表、函数和线程类型都是引用。

youdao

The manuals are also expected to function as future references for students who will eventually create their own radio programmes for the university campus and external communities.

UNESCO: MEDIA SERVICES