Because Mary doesn't have enough money, she can't buy a new car. Mary doesn't have sufficient funds to purchase a new car, so it is not possible for her to buy one.

Although it rained heavily, he still went to school. Despite the heavy rain, he didn't let it stop him from attending school.

Even though it rained heavily, he still went to school. The heavy rain didn't deter him from going to school.

In spite of the heavy rain, he still went to school. Despite the heavy rain, he didn't skip school.

Despite the heavy rain, he still went to school. The heavy rain didn't stop him from attending school.