This fluid helps protect the nerve tissue, keep it healthy, and remove waste products.

脑脊液保护着神经组织，维持着它的健康，并去除废弃产物。

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This fluid helps protect the nerve tissue, keep it healthy, and remove waste products.

脑脊液保护着神经组织，维持着它的健康，并去除废弃产物。

youdao