If you must use a PTFE-lined pan, keep your stove's burner on medium or lower.

非要使用PTFE(聚四氟乙烯)-内衬的平底锅时，将炉子燃烧器开到中等或更低程度。

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We would see a danger if prices fall a lot lower — that would exacerbate the chances of a medium-term supply crunch.

我们可以预见到这样的危险，如果价格下跌的很大——那将加剧中期供应短缺的机会。

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Put eggs in a medium-sized pot with enough water to cover the eggs. Bring water to boil, then lower heat to simmer for 3 minutes.

把鸡蛋放在一个中型的，用足够的水覆盖鸡蛋，将水烧开，然后用慢火炖3分钟。

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Lower the heat to medium and add enough water to cover the meat.

NPR: Salpicon Recipe

Lower the heat to medium, add the onion and bell pepper to the pan, and stir them around until they soften, 2 to 3 minutes.

NPR: Recipes: 'The Herbal Kitchen'

She has been incarcerated in a medium security prison in lower Manhattan and prisons across the country since her arrest last December in California.

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