在考研英语的语境中，“照镜子”可以比喻为自我审视或反思。以下是如何用英语表达这个概念：
1. To take a critical look at oneself.
2. To engage in self-reflection.
3. To introspect and evaluate one's performance.
4. To peer into the mirror of one's abilities.
5. To assess one's progress and shortcomings.
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