四舍五入我也是京大生！
@fulkrum 顺流而下就是淀川，四舍五入我们在看同一条河(x
QOTO: Question Others to Teach Ourselves An inclusive, Academic Freedom, instance All cultures welcome. Hate speech and harassment strictly forbidden.
@fulkrum 顺流而下就是淀川，四舍五入我们在看同一条河(x