PCB是为连接保存控制信息的一种内部结构。

A PCB is an internal structure that holds the control information for a connection.

youdao

既追求系统地保存控制畜种特性的基因资源，又可达到保存地方品种的目的。

The SCAPGR, might systematically conserve genes controlling the characters of a given species as well as regional varieties.

youdao

例如，作物将全年生产，因为它们将被保存在人工控制的最佳生长环境之下。

For instance, crops would be produced all year round, as they would be kept in artificially controlled, optimum growing conditions.

youdao

So I hit control X. It's very unnecessarily arcanely saying save modified buffer, and then answering no will destroy changes.

敲入控制键X，它会很罗嗦地,问你是否保存所做的修改,如果回答为NO，就不保存修改过的部分。

哈佛公开课 - 计算机科学课程节选