出生后就有严重贫血者要考虑________________所致;贫血起病急、发展快者提示___________或__________;贫血伴有神经精神症状如嗜睡、震颤等提示____________。
— What would you like to have, meat or fish?
— _____________________.
— ___________________
— Once or twice a week.
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