Spear drill
[医] 剑头锥
🧩 词语组成解析
spear
[spɪr]
n. 矛;枪;（某些植物的）嫩枝;貌，标枪;
vt. 用矛刺;用鱼叉捉;〈美俚〉得到，捕到;刺，戳;
adj. 父系的，右边的;
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
I'm sorry, I don't really understand.
对不起，我真的听不懂。
How rude!
真没礼貌！
A man who had broken his right leg was taken to hospital a few weeks before Christmas.
圣诞节前几周，某人摔断了右腿被送进医院。