holing

名词 n. 动词 v.
中文释义

英文释义

名词 n.
  1. undercutting in a bed of coal in order to bring down the upper mass.
动词 v.
  1. present participle and gerund of hole form-of,gerund,participle,present

词形变化

holings plural

词源

词源 1
See the etymology of the corresponding lemma form.
词源 2
Etymology tree
Proto-Germanic *hulaz
Proto-Germanic *hulą
Proto-West Germanic *hol
Old English hol
Middle English hole
English hole
English -ing
English holing
From hole (“a hollow”) + -ing.
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