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
Thanks for the advice, but this is something I have to figure out myself.
谢谢你的建议，但这件事我必须得考虑一下。
A wicked book is the wickeder because it cannot repent.
一本坏书危害无穷。
I want to see the film again.
我真想再看一遍。