单双循环问题的解法简介：Weiyang sat in the passenger seat of a white Mazda RX-7, which was a standard sports car with no back seat, eliminating the embarrassing situation that people who don't like to leave their backs to others may face.
Weiyang sat in the passenger seat of a white Mazda RX-7, which was a standard sports car with no back seat, eliminating the embarrassing situation that people who don't like to leave their backs to others may face.
