Spiral drill
[化] 麻花钻
🏥 医学释义
螺丝钻头
🧩 词语组成解析
spiral
['spaɪrəl]
n. 螺旋（线）;旋涡;螺旋形物;（足球运动的）旋球;
v. 使成螺旋形;螺旋式的上升（或下降盘旋上升（或下降）;
adj. 螺旋形的;盘旋的;盘旋上升的;
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
Where do you like to live, in the city or in the country?
你喜欢住在城市还是乡村？
That important man is very unassuming in his manner.
那个要人彬彬有礼，是一位毫不摆架子的人。
As long as all was still, the pen drew a straight line,
只要一切都是静止的，笔就会划出一条直线；