Special drill
[机] 持种钻头
🧩 词语组成解析
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
The minister has indicated that he may resign next year.
该大臣已经示意他明年可能会辞职。
This house is for rent.
此房出租。
Six men have been trapped in a mine for seventeen hours.
6个人被困在矿井里已有17个小时了。