| 单词 | bottom board |
| 释义 | Definition of bottom board in English:bottom boardnoun
OriginLate 16th century; earliest use found in Leonard Mascall (d. 1589), translator and author. Definition of bottom board in US English:bottom boardnoun
OriginLate 16th century; earliest use found in Leonard Mascall (d. 1589), translator and author. |
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