在实施音频数据压缩时，要在三方面进行综合考虑：（）。
参考答案：音频质量、数据量、计算复杂度
— I've heard that another brand of milk powder has been banned.
— It's a shame that some companies ________ the sense of social responsibility. [ ]
A. lack
B. expose
C. miss
D. reject
脾主升清的确切含义是（）
A.脾之阳气主升
B.脾气以升为健
C.脾气散精上归于肺
D.升已而降，若雾露之溉
E.脾运化水液，转输周身
