strengthen sb.'s hands

例句：

1. 1. Theteam needs to strengthen their defenseagainst the opponent's offense.
   球队需要加强他们的防守，以对抗对手的进攻。
2. 2. Thecompany is strengthening its supplychain to better meet customer demand.
   公司正在加强其供应链，以更好地满足客户需求。
3. 3. Thenew policy aims to strengthen publichealth measures by increasing access to healthcare services.
   新政策旨在通过增加获取医疗服务的机会来加强公共卫生措施。