diff --git a/_server/data.comment.js b/_server/data.comment.js
index bc4b3876..99f824e1 100644
--- a/_server/data.comment.js
+++ b/_server/data.comment.js
@@ -233,7 +233,7 @@ data_comment_c456ea59_6018_45ef_8bcc_211a24c627dc =
                 "weakValue": {
                     "_leaf": true,
                     "_type": "textarea",
-                    "_data": "衰弱状态下攻防减少的数值"
+                    "_data": "衰弱状态下攻防减少的数值\n如果此项不小于1，则作为实际下降的数值（比如10就是攻防各下降10）\n如果在0到1之间则为下降的比例（比如0.3就是下降30%的攻防）"
                 },
                 "redJewel": {
                     "_leaf": true,
diff --git a/libs/events.js b/libs/events.js
index cae460c5..75f74fa3 100644
--- a/libs/events.js
+++ b/libs/events.js
@@ -1286,8 +1286,13 @@ events.prototype.passNet = function (data) {
     if (data.event.id=='weakNet') { // 衰网
         if (core.hasFlag('weak')) return;
         core.setFlag('weak', true);
-        core.status.hero.atk-=core.values.weakValue;
-        core.status.hero.def-=core.values.weakValue;
+        var weakValue = core.status.weakValue;
+        var weakAtk = weakValue>=1?weakValue:Math.floor(weakValue*core.status.hero.atk);
+        var weakDef = weakValue>=1?weakValue:Math.floor(weakValue*core.status.hero.def);
+        core.setFlag('weakAtk', weakAtk);
+        core.setFlag('weakDef', weakDef);
+        core.status.hero.atk-=weakAtk;
+        core.status.hero.def-=weakDef;
     }
     if (data.event.id=='curseNet') { // 咒网
         if (core.hasFlag('curse')) return;
diff --git a/libs/utils.js b/libs/utils.js
index ddcdf0e4..8ad8e03b 100644
--- a/libs/utils.js
+++ b/libs/utils.js
@@ -170,10 +170,13 @@ utils.prototype.setTwoDigits = function (x) {
 }
 
 utils.prototype.formatBigNumber = function (x) {
-    x = parseFloat(x);
+    x = Math.floor(parseFloat(x));
     if (!core.isset(x)) return '???';
 
-    if (x<=999999) return x;
+    var c = x<0?"-":"";
+    x = Math.abs(x);
+
+    if (x<=999999) return c + x;
 
     var all = [
         {"val": 1e20, "c": "g"},
@@ -187,11 +190,11 @@ utils.prototype.formatBigNumber = function (x) {
         var one = all[i];
         if (x>=10*one.val) {
             var v = x/one.val;
-            return v.toFixed(Math.max(0, Math.floor(4-Math.log10(v+1)))) + one.c;
+            return c + v.toFixed(Math.max(0, Math.floor(4-Math.log10(v+1)))) + one.c;
         }
     }
 
-    return x;
+    return c+x;
 }
 
 ////// 数组转RGB //////
diff --git a/project/functions.js b/project/functions.js
index ce14382f..975d9aab 100644
--- a/project/functions.js
+++ b/project/functions.js
@@ -155,8 +155,13 @@ functions_d6ad677b_427a_4623_b50f_a445a3b0ef8a =
 	// 衰弱
 	if (core.enemys.hasSpecial(special, 13) && !core.hasFlag('weak')) {
 		core.setFlag('weak', true);
-		core.status.hero.atk-=core.values.weakValue;
-		core.status.hero.def-=core.values.weakValue;
+		var weakValue = core.status.weakValue;
+		var weakAtk = weakValue>=1?weakValue:Math.floor(weakValue*core.status.hero.atk);
+		var weakDef = weakValue>=1?weakValue:Math.floor(weakValue*core.status.hero.def);
+		core.setFlag('weakAtk', weakAtk);
+		core.setFlag('weakDef', weakDef);
+		core.status.hero.atk-=weakAtk;
+		core.status.hero.def-=weakDef;
 	}
 	// 诅咒
 	if (core.enemys.hasSpecial(special, 14) && !core.hasFlag('curse')) {
diff --git a/project/items.js b/project/items.js
index 3c529527..e5f192dc 100644
--- a/project/items.js
+++ b/project/items.js
@@ -284,9 +284,9 @@ items_296f5d02_12fd_4166_a7c1_b5e830c9ee3a =
 		"upFly": "var loc = {'direction': core.status.hero.loc.direction, 'x': core.status.event.data.x, 'y': core.status.event.data.y};\ncore.changeFloor(core.status.event.data.id, null, loc, null, function (){\n    core.drawTip(core.material.items[itemId].name + '使用成功');\n    core.replay();\n});",
 		"downFly": "var loc = {'direction': core.status.hero.loc.direction, 'x': core.status.event.data.x, 'y': core.status.event.data.y};\ncore.changeFloor(core.status.event.data.id, null, loc, null, function (){\n    core.drawTip(core.material.items[itemId].name + '使用成功');\n    core.replay();\n});",
 		"poisonWine": "core.setFlag('poison', false);",
-		"weakWine": "core.setFlag('weak', false);\ncore.status.hero.atk += core.values.weakValue;\ncore.status.hero.def += core.values.weakValue;",
+		"weakWine": "core.setFlag('weak', false);\ncore.status.hero.atk += core.getFlag('weakAtk', core.values.weakValue);\ncore.status.hero.def += core.getFlag('weakDef', core.values.weakValue);",
 		"curseWine": "core.setFlag('curse', false);",
-		"superWine": "core.setFlag('poison', false);\nif (core.hasFlag('weak')) {\n    core.setFlag('weak', false);\n    core.status.hero.atk += core.values.weakValue;\n    core.status.hero.def += core.values.weakValue;\n}\ncore.setFlag('curse', false);",
+		"superWine": "core.setFlag('poison', false);\nif (core.hasFlag('weak')) {\n    core.setFlag('weak', false);\n    core.status.hero.atk += core.getFlag('weakAtk', core.values.weakValue);\n    core.status.hero.def += core.getFlag('weakDef', core.values.weakValue);\n}\ncore.setFlag('curse', false);",
 		"sword0": "core.plugin.useEquipment(itemId)",
 		"sword1": "core.plugin.useEquipment(itemId)",
 		"sword2": "core.plugin.useEquipment(itemId)",