double down on ÀǹÌ: ~À» ´Ã¸®´Ù. ~¿¡ Àü³äÇÏ´Ù. ¸ôµÎÇÏ´Ù. ¿¹½Ã: Let's double down on the girl time. Cities double down on innovation, even as they tighten their belts. The President doubled down on his foreign policies.