Kē / xué / jiā / zài / dòng / yuán / shàng / fā / xiàn / le / xǔ / duō / shì / yìng / hán / lěng / huán / jìng / de / zhí / wù科学家在冻原上发现了许多适应寒冷环境的植物。Scientists found many plants adapted to the cold environment on the tundra.