The four major goals of Earth Day 2000 are clean cars, clean power, clean air, and clean investments.
The four major goals of Earth Day 2000 are clean cars, clean power, clean air, and clean investments.
地球日2000的4个主要目标是清洁的汽车、能源、空气和清洁的投资。
The four major goals of Earth Day 2000 are clean cars, clean power, clean air, and clean investments.
地球日2000的4个主要目标是清洁的汽车、能源、空气和清洁的投资。