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单词 pre-drilling
释义

Definition of pre-drilling in English:

pre-drilling

noun priːˈdrɪlɪŋ

  • The action or practice of drilling in advance; especially the act of drilling a hole beforehand.

Origin

1930s. From pre- + drilling. Compare later pre-drill.

Definition of pre-drilling in US English:

pre-drilling

nounpriːˈdrɪlɪŋ

  • The action or practice of drilling in advance; especially the act of drilling a hole beforehand.

Origin

1930s. From pre- + drilling. Compare later pre-drill.
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更新时间：2025/6/20 1:46:04