◎◎◎ at ⪢⪢
At means in or near as in "The beach is at the edge of the ocean."
http://qindex.info/i.php?x=22007
○○○ 2022.03.15 ⪢⪢
In Ukraine, an airstrike hits an apartment building on the edge of Kyiv as Russian military forces move closer to the city's center.
http://qindex.info/i.php?x=11353
○○○ perimeter ⪢⪢
The perimeter is the distance around the edge of _____ triangle. #math
http://qindex.info/i.php?x=18161
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