英语词汇pre-drilling怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

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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Definition of pre-drilling in English: