https://www.reddit.com/r/learnchinese/comments/1fo566h/what_does_土_mean/
created by givemesomeknob on 24/09/2024 at 05:28 UTC
3 upvotes, 1 top-level comments (showing 1)
Comment by si_wo at 24/09/2024 at 05:46 UTC
3 upvotes, 1 direct replies
Looks like mathematics, plus or minus infinity.