10个数字选3个有多少种组合简介：Then she folded the pink paper into a paper crane and kept it all in a transparent bag. Finally, she put it into the bag and hid it. Then she breathed a sigh of relief.
Then she folded the pink paper into a paper crane and kept it all in a transparent bag. Finally, she put it into the bag and hid it. Then she breathed a sigh of relief.
