So far, Thomas tells Fast Company, he's sold 25 school bus bikes, at a
price of $25, 000 each—less than it would cost to buy a traditional school bus
with the same number of seats.
1. he's sold 25 school bus bikes 这部分是同位语从句吗？
2. —less than it would cost to buy a traditional school bus with the same
number of seats. 这部分是做 $25, 000 的同位语吗？
3. it would cost to buy a traditional school bus with the same number
of seats. 这部分是什么成分？
4. 希望专家能针对这句话做整体句子成分分析，感谢！
