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
There's lots of food left.
这里还剩下很多食物。
A barley-corn is better than a diamond to a cock.
对一只公鸡来说，一颗麦粒优于一颗钻石。
How did you decide that product was safe?
你怎样决定产品是安全的呢？