Oranges grown south of the Huai River turn into trifoliate oranges (zhǐ) when transplanted north of it. This idiom is a metaphor for how environmental conditions can significantly alter the nature or character of things or people.
很多学生换了新的学习环境后，成绩也跟着有所波动，这便是南橘北枳的道理。
Many students' grades fluctuate after changing to a new learning environment, which illustrates the principle of 'southern oranges, northern trifoliate oranges'.
Era:
Ancient
Frequency:
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