lagging load

例句：

1. 1.The heavy lagging load on the back is causing me a lot of pain.
   背上沉重的负担让我非常痛苦。
2. 2. He felt like he was being a burden to his family.
   他觉得自己在给家人带来负担。
3. 3.The company's financial problems have been a real lagging load on its employees.
   公司的财务问题对员工来说是一个真正的负担。