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
Keith and I are through.
基思和我已经不再来往了。
We shall never have friends if we expect to find them without fault.
指望朋友无缺点，永远休想交朋友。
OK.
可以。