run faultlessly

例句：

1. 1. The dog ran into the park after school.
   放学后，那只狗跑到了公园里。
2. 2. She ran to catch up with her friends.
   她跑过去赶上了她的朋友们。
3. 3. The car ran out of gas and had to be towed away.
   汽车没油了，不得不被拖走了。