或许有种最古怪的想法，那就是认为宇宙是漏斗状的，有着狭窄的一头和向外开展的一头，像是一个喇叭口。
Possibly the oddest suggestion is that the universe is funnel-shaped, with one narrow end and one flared end like the bell of a trumpet.
用过滤漏斗和过滤纸把硫酸铜、砂子和水的混合物过滤到另一个广口瓶里。
Use a filter funnel and paper to filter the mixture of copper sulphate, sand and water into a second jar.
通过杯状或漏斗状吹口吹奏的铜管乐器。
通过杯状或漏斗状吹口吹奏的铜管乐器。
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