留神的

例句：

1. 1. Please be careful when crossing the road.
   过马路时请小心。
2. 2. She was careful not to spill the coffee.
   她小心翼翼地没有把咖啡洒出来。
3. 3. We should always be careful with our money.
   我们应该总是对我们的钱小心谨慎。