瓶胆
Traditional: 瓶膽Dictionary entry
the vacuum bottle within the outer case of a thermos
What does 瓶胆 mean?
瓶胆 (píng dǎn) has the following dictionary meaning.
1the vacuum bottle within the outer case of a thermos
Character breakdown
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How to pronounce 瓶胆
瓶胆
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Base dictionary data: CC-CEDICT · CC BY-SA 4.0.