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丙型肝炎的挑战不仅在于找到病毒,还在于理解它是如何逃避免疫系统的。
I don't have to be perfect, I just have to be me.
The path to a sustainable energy future requires a balanced approach that considers economic, environmental, and social factors.
【译文】滋润养育自身一定要用诚敬,求学的目的就在于获得知识和学问。