Anxiously waiting for the zoo entrance, pedestrians hurry.

动物园门口焦急的等待，行人匆匆。

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They wave in the air, and landed not in a hurry, it seems as if reluctant to leave the sky, and some quietly jumped into the collar of pedestrians, the quietly disappeared.

他们在空中飘舞着，并不着急落地，好像舍不得离开天空似的，有的悄悄跳入行人的衣领里，无声无息地消失了。

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