Delete row 242 from pager_reading_material_paragraphs

id 242
material_id mat_b22f2671
paragraph_index 1
paragraph_text 草地的天气变化得快极了：一会儿是狂风，吹得人睁不开眼；一会儿又是暴雨，淋得人直起鸡皮疙瘩。正午，雨下 ...
create_time 2026-06-16 12:20:50
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