Pneunatic drill
[机] 气钻
🧩 词语组成解析
[机] 气力缝锤; 空气的, 气脏的, 空气作的
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
for a long time,
很久了，
I wrote to him last Friday.
我上个星期五写信给他。
There's no need to be worried. We're both fine.
没有必要嘛。我们两个都挺好。