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ll you my routine.My alarm goes off at 6:30.I take my time getting up.I rise and...

惜以身试毒，研制草药时，从名医扁鹊、张仲景、华佗、孙思邈为解除百姓被病魔缠身之痛苦而遍访民间患者、投身医药事业中时，当李时珍耗尽毕生心血，用走遍大江南北、踏尽三...

tion， overharvesting of plant and animal species， overpopulation and so on. over...