Pre-drilling
n. 打超前钻眼；打井口眼
🧩 词语组成解析
abbr. 炼油工程师（Petroleum Refining Engineer）
drilling
[['dirliŋ]]
n. 演练\\n[医] 钻
🗣️ 情景例句
What a job! Good work, Richard!
你拍得很棒， 好作品， Richard！
Would it be too much to ask you to respond to my question by tomorrow?
可以请你在明天以前回复吗？
Such data is confidential.
这样的资料为机密资料。