The utility model relates to a medicine bottle top.

本实用新型为一种药瓶的瓶盖。

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Outside a small store we sat down on a low wooden bench and, sheltered by a high wall, we communicated partly by writing on the ground with a bottle top.

我们在一家小店外的木头长凳上坐下，外面有高墙挡风。我们的交流部分要借助用啤酒瓶盖在地上写字。

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You need to take the top off the bottle first!

你得先把瓶盖子打开！

《牛津词典》

Hyrenbach, an assistant professor of oceanography at Hawaii Pacific University, pulled out a small bottle top.

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Created bottle by bottle at the top of the 288m (945ft) high chalk hill, Mr Munro is hoping his beacon "will be seen for miles".

BBC: Stephen Weeks

But few of today's imaginative ideas would have made it onto drawing boards without cork's competition from screw-top bottle caps, plastic stoppers and aluminum Tetra Paks.

WSJ: Cork's Popping Potential