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单词 tympan
释义
tym·pan (tĭmpən)
n.
1. Printing A padding, as of paper or cloth, placed over the platen of a press to regulate the pressure on the sheet being printed.
2. Architecture A tympanum.
3. A tightly stretched sheet or membrane, as on the head of a drum.

[Middle English timpan, drum, from Old English timpana, from Latin tympanum, from Greek tumpanon.]
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更新时间:2025/3/22 9:55:00