I'd invented an automatic gate closer out of cement-filled tires, a solar cooker that didn't work very well out of an umbrella and tinfoil, baking-pan alarms to entrap my siblings.

我曾用水泥填充的轮胎、雨伞和锡箔以及报警器制作了一个自动关门器。

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The product flow from the hopper to the feed pan can also be controlled by an adjustable slide gate.

产品的流动也可以通过可调滑动门进行调节。

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Outside the front gate, a man in a red PRI baseball hat worked to peel off a massive sticker promoting the PAN that was stuck on the back of one of the buses in the parking lot.

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