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
How ofter have met with our competitors?
你多久遭遇我们的竞争对手一次?
It's a deal.
一言为定。
The Native Americans caught and trained them and were then able to use them to carry their goods when they travelled from one camping ground to another.