The correlation coefficients were respectively 0.9012 and 0.7301 between air benzene and t, t MA and between air benzene and urinary phenol.
接触的空气苯浓度分别与代谢物粘康酸和尿酚之间的相关系数为0．9012、0．7301。
He looked out and saw Dipa Ma in the air near the tops of the trees, grinning at him and playing in a room she had built in the sky.
他向外看，看见蒂帕嬷在树梢上方的空中一边咧着嘴向他笑，一边在空中她变现的房屋里面玩。
"The campus is located in the Changping suburb of Beijing, where the fresh air and clear sky nourish my mind, " said Ma, who sometimes lies on the grass while reading.
马霜霜说：“我们的校区在北京市郊昌平，这里天空晴朗，空气清新，让人身心愉悦。” 她有时会躺在草坪上看书。
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