《铜瓶》是唐朝诗人 杜甫所作诗词。
不过任你怎么对抹布施魔法，从铜瓶里冒出一个黑巨人，折腾一夜也无法将我打动。
But, say, you might wave enchanted dishrags and make copper bottles smoke up coon giants all night without ever touching me.
我们将铜和锌摆在两个不同的玻璃实验瓶里。
How do copper and zinc differ in their reaction to hydrochloric acid?
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.
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