Reasons cited included lack of textbooks, fear of going to school, lack of teachers, loss of interest in studying and/or inability to concentrate on studies, tiredness, humiliation at school and inadequate conditions for completing homework.
在此您可以看到目标预览图像的选中图像通道所绘制的直方图。 此图会在任何设置更改时重新计算 。UN-2 UN-2