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