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
The rules can be applied to any case.
这规则可适用于任何情况。
Every man is the architect of his own fortune.
每个人都是他自己命运的建诛师。
When the brothers were reunited, Hans explained how it was that he was still alive.
兄弟俩团聚之时，汉斯说明了他活下来的经过，