那只安详的老狗整个下午都躺在门廊台阶上，邮递员经过时几乎连头都懒得抬起。
The placid old dog lay on the porch step all afternoon, barely lifting its head when the mail carrier walked by.
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解释
安静安详的——形容动物对外界干扰完全不为所动
The placid old dog lay on the porch step all afternoon, barely lifting its head when the mail carrier walked by.
安静安详的——形容动物对外界干扰完全不为所动