自从九十年代以来，隐喻成为认知语言学的重点研究课题之一。

Since the 1990s, metaphor has been a crucial topic in cognitive science.

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自从九十年代以来，隐喻成为认知语言学的重点研究课题之一。

Since the 1990s, metaphor has been a crucial topic in cognitive science.

youdao