diff --git a/list/potsoracto b/list/potsoracto
new file mode 100644
index 0000000..b4709b4
--- /dev/null
+++ b/list/potsoracto
@@ -0,0 +1 @@
+potsoracto: 法线/铅垂线 [2332; =potso+racto]
\ No newline at end of file