Delete row 103 from pager_reading_materials

id 103
material_id mat_470e6dc1
assignment_id asgn_4479fc1b
title
author
content 人固有一死，或重于泰山，或轻于鸿毛。为人民利益而死，就比泰山还重；替法西斯卖力，替剥削人民和压迫人民 ...
word_count 89
create_time 2026-06-16 11:19:51
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