2 hours by plane and 7 hours by high-speed rail, which one you prefer to take 2 hours by plane and 7 hours by high-speed rail, which one you prefer to take 2 hours by plane and 7 hours by high-speed rail, which one you prefer to take 2 hours by plane and 7 hours by high-speed rail, which one you prefer to take 2 hours by plane and 7 hours by high-speed rail, which one you prefer to take 2 hours by plane and 7 hours by high-speed rail, which one you prefer to take 2 hours by plane and 7 hours by high-speed rail, which one you prefer to take 2 hours by plane and 7 hours by high-speed rail, which one you prefer to take 2 hours by plane and 7 hours by high-speed rail, which one you prefer to take 2 hours by plane and 7 hours by high-speed rail, which one you prefer to take