In practice, it is impossible to maintain this state perfectly.
实际上,保持这种完美稳定的状态似乎不太可能。
Yet the practice of swapping out medications is perfectly legal in most states.
换药这一行为在大多数州的法律中都有明确规定,一般被称为“治疗替换”。
Yet the practice of swapping out medications is perfectly legal in most states.
换药这一行为在大多数州的法律中都有明确规定,一般被称为“治疗替换”。
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