Mullen also said he was impressed by how quickly the new directive on avoiding civilian casualties has been adopted by U.S.troops at all levels.

VOA: standard.2009.07.20

Let me conclude by just pointing to another poem, a late poem, "Directive," a poem published in 1947.

让我们看看另一首诗来作为结尾吧，一首晚期的诗，1947年发表的“指令“

耶鲁公开课 - 现代诗歌课程节选

And it's a directive.

这是一个命令句式。

Don't 课堂 - SpeakingMax英语口语达人

stdio c So somewhere there's standard IO dot C, stdio h somewhere they're standard IO dot H, but, for me, right now, the only file I need to know about is the dot H, -- because what Sharp include really does -- it's what's called a preprocessor directive.

所以某个地方有一个，现在对于我来说它们是，我只要知道那个，h文件，因为Sharp包含的-,叫做预处理指令。

哈佛公开课 - 计算机科学课程节选