Pre-drill
预钻孔
🧩 词语组成解析
abbr. 炼油工程师（Petroleum Refining Engineer）
drill
[drɪl]
n. 操练;钻头;军事训练;（应对紧急情况的）演习;
vt.& vi. 钻（孔）;打（眼）;操练;训练;
vt. 作…演习，操练;
🗣️ 情景例句
Yes, I've been there a number of times.
我去过许多次了。
He's good at lifting weights.
他善于举重。
Kate, I'm sorry about that argument. I apologize for being so angry with you.
凯特，那次争吵我很抱歉。我为跟你发火向你道歉。