中国试卷可绕地球2亿圈
[zhōng guó shì juăn kĕ răo dì qiú 2 yì quān]
This humorous and exaggerated statement means 'Chinese exam papers can circle the Earth 200 million times'. It satirically highlights the large volume of exams or homework students face in China, expressing frustration or disbelief at the sheer amount of academic pressure.