1. 击退：beat away 打掉 | beat back 击退 | beat down 杀价

2. 驶回：beat anchor 小艇锚 | beat back 驶回 | beat frequency detector 频差检测器

3. 打退, 使后退：21.beat away 打走; 连续打; [矿]开凿(较硬的土石) | 22.beat back 打退, 使后退 | 23.beat down 击败, 压倒; 镇压; 摧毁; 杀价, 使卖方降低价格; (烈日)照射

4. 击退,逐回：▲texture n. 质地, 质感 | beat back 击退,逐回 | pour out 倾吐,诉说

verb

1. cause to move back by force or influence

e.g. repel the enemy
push back the urge to smoke
beat back the invaders

Synonym: repeldriverepulseforce backpush back