Pneumatic drill
风钻, 气动排种式播种机; 气钻
🧩 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
Poor baby.
可怜的小东西。
That seems quite soon considering the nature of the product and shipping time.
考虑到产品的性质和运输时间那看来太快了。
For one thing they keep the water clean.
一来，水下植物可以保持水的清洁。