这些争论可能已被用作支持联合国角色永存的一种修辞手段。
These arguments may have been used as a rhetorical device to argue for a perpetuation of a United Nations role.
隐喻不仅是一种修辞手段，还是人类思维的方式。
Metaphor is not only a kind of rhetorical means but also a mode of human thinking.
隐喻不仅是一种修辞手段，更是人类的一种认知方式。
Metaphor is not only a means of trope but also a cognitive approach.
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