mechanic's lien

例句：

1. 1. The mechanic's lien was a legal requirement for the repairof the car.
   汽车修理前的法定要求是要有机械师的留置权。
2. 2. Themechanic's lien claim was filedby the mechanic who worked on the car.
   汽车维修工提出的机械师留置权索赔由该工人提出。
3. 3. The mechanic's lien security was used to securepayment for the repairs.
   使用机械师留置权作为支付维修费用的担保。