I knew the base price for the car, but with the add-ons I wanted, the final price was quite a bit higher.我知道这辆汽车的底价，但加上我想要的各种配件以后价格高了很多。The world's oil price structure collapsed with the failure of the major exporters to agree on a new base price.由于主要石油出口国未能就新的基本价格达成协议，世界石油价格体系崩溃了。Air-conditioning is included in the car's base price. 空调系统算在汽车的基本价格里了。