Fluted drill
[机] 开构钻
🧩 词语组成解析
a. 笛声的, 有凹槽的
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
Something really nice.
要很好的。
Have you offered him any candy?
你给他糖果吗？
I'm sorry, but I have to cancel out luncheon appointment.
真抱歉，不过我不得不取消我们午餐的约会。