Countersinking drill
[机] 锥坑钻
🧩 词语组成解析
[机] 钻锥坑
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
He said he'll call you.
他说了他要给你打电话。
This will be the biggest fish ever.
这是前所未见的大鱼吧？
Last year we helped them with the orange-picking.We really enjoyed working on the farm.
去年我们帮他们搞苹果。我们实在太喜欢在农场干活了。