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
Your pressure is 120 over 75, and that's fine.
你的收缩压是120, 舒张压 75。
We want to purchase Chinese tea. Please send us your best offer by fax indicating origin packing, quantity available and the earliest time of shipment.