《Operating System Concepts》学习第 16 天，p159-p161 总结，总计 3 页。

一、技术总结

1.thread

(1)定义

A thread is a basic unit of CPU utilization; it comprises a thread ID, a program counter (PC), a register set, and a stack.

A process control structure that is an execution location. A process with a single thread executes only one task at a time, while a multi-threaded process can execute a task per thread.

二、英语总结(生词：0)

无。

关于英语的注解同步更新汇总到 https://github.com/codists/English-In-CS-Books 仓库。

三、其它

今天没有什么想说的。

四、参考资料

1. 编程

(1) Abraham Silberschatz，Peter Baer Galvin，Greg Gagne《Operating System Concepts》：https://book.douban.com/subject/30272539/

2. 英语

(1) Etymology Dictionary：https://www.etymonline.com

(2) Cambridge Dictionary：https://dictionary.cambridge.org

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