那就意味着，我可能想看到，这个在水平面上的投影。

That means I want maybe to look at the projection of this guy onto a horizontal plane.

youdao

我所做的就是把F投影到切向量方向上，得出F沿着曲线的值,然后再把这些加起来。

What I do at any point is project F to the tangent direction, I figure out how much F is going along my curve and then I sum these things together.

youdao

在这次会议中，我想简单的用投影机展示我的想法。

In the meeting, I want to briefly show my ideas by using the OHP (Over Head Projector).

youdao

GCC -o So, on the one hand, I've run this command here, GCC dash O and this projector I'm highlighting things all day long on the screen here and you're not seeing any of it unfortunately it seems on this projector.

我在这运行了一条命令,这台投影仪我一天到晚的开着,一再强调屏幕上的东西，不幸地，你们却,在投影仪上没有看到它。

哈佛公开课 - 计算机科学课程节选

I'm optimistic about the audio equipment and about our slide material and things such as that.

我对我们的音响设备,和我们的投影材料等都很有信心

耶鲁公开课 - 聆听音乐课程节选