Note the differences in formality and personalness and the degree to which the students recognize the hierarchical difference between themselves and the teacher.
阅读这两个场景对话，注意它们表现出来的正式性程度的不同，以及对师生等级关系的认识差异。
This listing says the font size differences having the same em values are due to the hierarchical layout of different child selectors.
该清单表示，具有相同em值的字体大小差异是由于不同子选择器中的分层布局造成的。
The status and power differences imposed by the hierarchical nature of most organizations is one reason that we hold multiple goals.
多数组织所施加的地位和权力等级差别的原因之一是，我们拥有多个目标。
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