A class or struct may have instance fields or static fields or both.

类或结构可以拥有实例字段或静态字段，或同时拥有两者。

youdao

Unsafe buffers can only be instance fields of structs in an unsafe context.

不安全缓冲区只能是不安全上下文中的结构的实例字段。

youdao

Almost any change you make that involves a class's instance fields has some impact on serialization.

几乎所有更改都会涉及对串行化有某种影响的一个类的实例字段。

youdao

So inside of an instance, associated with an instance, we have both methods and fields.

还有一些内部变量，实际上我该这么说，我们通常把这些东西称为域。

麻省理工公开课 - 计算机科学及编程导论课程节选

One proposal, for instance, involves using large, awkward magnetic fields to cool the electrons down.

ECONOMIST: Microelectronics

Their size allows them to specialise in niche activities for instance, pumping out the last drips of oil from mature fields which giant firms tend to avoid because they take up so much management time.

ECONOMIST: Small oil firms

For instance, they could play a huge role in elder care and other health fields.

FORBES: Meet Baxter: The Robot That Will Take Your Job