Adamantine drill
[机] 金钢石钻头
🧩 词语组成解析
a. 非常坚硬的, 坚定不移的\\nn. 金刚硼
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
My vacation was terrible, it rained the whole time.
我的假期简直糟透了，整天都在下雨。
It's about time to get up.
差不多该起床了。
Is there much of a price difference.
价钱有很大的差别吗？