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
Do we have to pre-book tours, or can we get them on site?
我们必须预定行程， 还是到那个地方再说？
I'm going to show him how to drive a car.
我正要指点他如何开车。
Did you give our English teacher a card for Teachers' Day?
你给了我们的英语老师教师节贺卡了吗？