Students using microscope in classroom

RF

Students using microscope in classroom

RF

$

Image ID bji06170116
Photographer Lian Fei
Copyright 本图片版权属于©蓝牛仔影像(北京)有限公司所有
Release Info Model and Property Released
Keywords

Biology ,  Book ,  Campus ,  Cheerful ,  Classmates ,  ......

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