瓶盖

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一个瓶盖起子

a bottle opener

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请把瓶盖盖上。

Please put the top back on the bottle.

dǎ kāi píng gài shí pí jiǔ huì qǐ jǐ miǎo zhōng de pào mò

打开瓶盖时，啤酒会起几秒钟的泡沫。

When you first open the bottle the beer will froth for a few seconds.