diff --git a/猫猫用品/猫门挂钩 - 门挂钩.scad b/猫猫用品/猫门挂钩 - 门挂钩.scad
index 20fd091..179df2c 100644
--- a/猫猫用品/猫门挂钩 - 门挂钩.scad	
+++ b/猫猫用品/猫门挂钩 - 门挂钩.scad	
@@ -1,16 +1,26 @@
 $fn = 20;
 
+// 圆角半径
 round_corner_r = 1;
 
+// 挂钩总体长边长度
 length_long = 70;
+// 挂钩总体短边长度
 length_short = 20;
+// 门厚度
 door_thickness = 40;
-width = 8; // thickness = 8
+// 挂钩总体宽度
+width = 8;
+
 surface_width = width - round_corner_r * 2; // 6
 
+// 挂钩的钩子部分的位置
 hook_pos = 46;
+// 钩子到主体的间隔
 hook_gap = 12;
+// 钩子长度
 hook_length = 12;
+
 hook_surface_width = surface_width - round_corner_r * 2; // 4
 
 strength_cube_width = width;
diff --git a/猫猫用品/猫门挂钩 - 门框挂钩.scad b/猫猫用品/猫门挂钩 - 门框挂钩.scad
index 9e43c9a..9156ee2 100644
--- a/猫猫用品/猫门挂钩 - 门框挂钩.scad	
+++ b/猫猫用品/猫门挂钩 - 门框挂钩.scad	
@@ -3,6 +3,7 @@
 width = 8;
 // 卡槽长度
 height = 200;
+// 卡槽厚度
 thickness = 8;
 
 // 门框宽度
@@ -10,21 +11,24 @@ frame_width = 58;
 // 门框深度
 frame_depth = 12;
 
-difference() {
-    union() {
-        cube([frame_width + width * 2, height, frame_depth + thickness]);
-        cube([height, frame_width + width * 2, frame_depth + thickness]);
-    };
-    // 门框
-    translate([width, width, 0])
+union() {
+    // 卡槽
+    difference() {
         union() {
-          cube([frame_width, height, frame_depth]);
-          cube([height, frame_width, frame_depth]);
+            cube([frame_width + width * 2, height, frame_depth + thickness]);
+            cube([height, frame_width + width * 2, frame_depth + thickness]);
         };
+        // 门框
+        translate([width, width, 0])
+            union() {
+            cube([frame_width, height, frame_depth]);
+            cube([height, frame_width, frame_depth]);
+            };
+    }
+
+    // 挂钩
+    translate([frame_width / 2 + width, frame_width / 2 + width, frame_depth + thickness])
+        cylinder(r=15, h=10);
+    translate([frame_width / 2 + width, frame_width / 2 + width, frame_depth + thickness + 10])
+        cylinder(r=30, h=8);
 }
-
-translate([frame_width / 2 + width, frame_width / 2 + width, frame_depth + thickness])
-    cylinder(r=15, h=10);
-
-translate([frame_width / 2 + width, frame_width / 2 + width, frame_depth + thickness + 10])
-    cylinder(r=30, h=8);