Ratchet drill
[机] 手扳钻, 棘轮摇钻
🧩 词语组成解析
n. 棘轮, 棘爪\\n[机] 棘轮, 棘齿轮
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
Thanks, John. You really go out of the way to make me feel welcome. Thanks you very much.
约翰，谢谢你。你真是煞费心思来让我感受到欢迎。谢谢你！
I don't think that's at all funny.
我觉得那件事一点也不好笑。
Oh, I must go home.
噢，我必须回家了。