A plug of glass wool held in the neck of a polyethylene funnel.

玻璃棉塞支承着聚乙烯漏斗的颈部。

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A plug of cement or similar material placed as a slurry in a specific location within the wellbore and which has set to provide a means of pressure isolation or mechanical platform.

在井筒中以浆的形式置于某特定位置然后凝固的水泥或类似材料所成的塞子，它们在凝固后能隔离压力或提供机械平台。

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Plug your tabletop lamp into a dimmer instead of the wall socket.

直接把你的台灯插到调光器上，而不用插到墙上的插座里。

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I don't know if you know how a spark plug works, but for the electrical current to fly into operation in a spark plug, the two points of contact have to be gapped.

我不知道你们是否知道,火花塞是怎样工作的，在电流通入火花塞中使它运转之前，两个接触点之间需要有空隙。

耶鲁公开课 - 文学理论导论课程节选

You take a throttle valve, which consists of some sort of porous plug between two cylinders that is insulated. There is insulation here.

有一个节流阀，它由一些多孔的塞子组成,这些多孔塞在两个绝热的汽缸之中,这里是绝热的，底下也是绝热的。

麻省理工公开课 - 热力学与动力学课程节选

Much like the opportunities in the word "plastic," I think it's useful to suggest that this sense of gapping a spark plug may have some relevance to our understanding of what goes on in this reading process.

就像说到“塑料“时的几种可能性“,值得一说的是，这种火花塞间隙的概念,可能与我们的阅读有关,它让我们了解到阅读过程到底是怎样的。

耶鲁公开课 - 文学理论导论课程节选

Steve has been a great friend, a tremendous colleague over the past four years, working on a whole range of energy issues, but also designing a cap to plug a hole in the middle of the Gulf of Mexico when nobody else could figure it out.

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This year for the first time, the list also includes a calculator where veterans can plug in a list of criteria they deem most important.

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It could be a simple spark plug change or a list of repairs, many of which might be unnecessary.

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