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单词 backfall
释义

backfall

noun

1
obsolete : a descending appoggiatura in music
2
: the sloping surface in a beater or washing engine down which paper pulp passes on leaving the knives

Word History

Etymology

back entry 3 + fall

First Known Use

1676, in the meaning defined at sense 1

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更新时间:2025/2/24 2:52:28