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
Thank you for your reassurance, Dr. Stewart.
谢谢你消除了我疑虑，Stewart大夫。
I met one of the engineers over at the television station.
我在电视公司遇到一位工程师。
No, they aren't. They're their books.
不，不是我的。这些是他们的书。