用一个装满水的白色透明容器的投影的底部，然后在水面点滴彩墨或油基的颜料。

With the bottom of the projection of a white transparent container filled with water, then drip in the water the color ink or oil-based paint.

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2004年6月，金星的投影穿越太阳表面，这是122年一遇的天象，被称为“凌日”。

June 2004 saw the first passage, known as a "transit", of the planet Venus across the face of the Sun in 122 years.

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当门栓完全朝锁定方向抛出并被扣住时，门栓对法线的投影最小。

The deadbolt when fully thrown in the locking direction and detained, shall have a minimum projection to the forend.

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There's a way in which the context of the war, too, shadows the poem and remains present in it.

在战争的背景下，也投影于诗中同时也保持了它的现实性。

耶鲁公开课 - 现代诗歌课程节选

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