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Butterflies love flowers Shandong University of Technology Nankai University Liu Meisheng Jinan
01-14
birdie Liu Meisheng aphids
12-21
![Beautiful scenery and good poetry| butterfly love flowers New beginnings of life travel[fig]](data:image/gif;base64,R0lGODlhAQABAIAAAP///wAAACwAAAAAAQABAAACAkQBADs=)