diff --git a/package.json b/package.json
index 7ee88a158..157b1a766 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "fineui",
-  "version": "2.0.20221208185443",
+  "version": "2.0.20221210193709",
   "description": "fineui",
   "main": "dist/fineui_without_conflict.min.js",
   "types": "dist/lib/index.d.ts",
diff --git a/src/case/combo/bubblecombo/combo.bubble.js b/src/case/combo/bubblecombo/combo.bubble.js
index 5f0a4c720..7f2448ac0 100644
--- a/src/case/combo/bubblecombo/combo.bubble.js
+++ b/src/case/combo/bubblecombo/combo.bubble.js
@@ -53,6 +53,7 @@ BI.BubbleCombo = BI.inherit(BI.Widget, {
             offsetStyle: o.offsetStyle,
             showArrow: true,
             comboClass: o.comboClass,
+            supportCSSTransform: o.supportCSSTransform,
             el: o.el,
             popup: () => BI.extend({
                 type: "bi.bubble_popup_view",
diff --git a/src/core/platform/web/dom.js b/src/core/platform/web/dom.js
index e40f56b6a..66e970b56 100644
--- a/src/core/platform/web/dom.js
+++ b/src/core/platform/web/dom.js
@@ -219,9 +219,9 @@
         },
 
         isRightSpaceEnough: function (combo, popup, extraWidth) {
-            var viewBounds = popup.element.bounds(),
-                windowBounds = BI.Widget._renderEngine.createElement("body").bounds();
-            return BI.DOM.getRightPosition(combo, popup, extraWidth).left + viewBounds.width <= windowBounds.width;
+            var viewBounds = popup.element[0].getBoundingClientRect(),
+                viewportBounds = document.documentElement.getBoundingClientRect();
+            return BI.DOM.getRightPosition(combo, popup, extraWidth).left + viewBounds.width <= viewportBounds.width;
         },
 
         isInnerRightSpaceEnough: function (combo, popup, extraWidth) {
@@ -233,9 +233,9 @@
         },
 
         isBottomSpaceEnough: function (combo, popup, extraHeight) {
-            var viewBounds = popup.element.bounds(),
-                windowBounds = BI.Widget._renderEngine.createElement("body").bounds();
-            return BI.DOM.getBottomPosition(combo, popup, extraHeight).top + viewBounds.height <= windowBounds.height;
+            var viewBounds = popup.element[0].getBoundingClientRect(),
+                viewportBounds = document.documentElement.getBoundingClientRect();
+            return BI.DOM.getBottomPosition(combo, popup, extraHeight).top + viewBounds.height <= viewportBounds.height;
         },
 
         isRightSpaceLarger: function (combo) {
@@ -318,23 +318,24 @@
 
         getTopAlignPosition: function (combo, popup, extraHeight, needAdaptHeight, container) {
             var comboOffset = combo.element.offset();
-            var comboBounds = combo.element.bounds(), popupBounds = popup.element.bounds(),
-                windowBounds = BI.Widget._renderEngine.createElement("body").bounds(),
+            var comboBounds = combo.element[0].getBoundingClientRect(),
+                popupBounds = popup.element[0].getBoundingClientRect(),
+                viewportBounds = document.documentElement.getBoundingClientRect(),
                 containerBounds = container ? container.getBoundingClientRect() : { top: 0 };
             var top, adaptHeight, dir;
             if (BI.DOM.isBottomSpaceEnough(combo, popup, -1 * comboBounds.height + extraHeight)) {
                 top = comboOffset.top - containerBounds.top + extraHeight;
             } else if (needAdaptHeight) {
-                top = comboOffset.top + extraHeight;
-                adaptHeight = windowBounds.height - top;
+                top = comboBounds.top - containerBounds.top + extraHeight;
+                adaptHeight = viewportBounds.height - top;
             } else if (BI.DOM.isTopSpaceEnough(combo, popup, -1 * comboBounds.height + extraHeight)) {
                 // 下方空间不足且不允许调整高度的情况下，优先使用上对齐
-                top = comboOffset.top + comboBounds.height - popupBounds.height - extraHeight;
+                top = comboBounds.top + comboBounds.height - popupBounds.height - containerBounds.top - extraHeight;
                 dir = "top";
             } else {
-                top = windowBounds.height - popupBounds.height;
+                top = viewportBounds.height - popupBounds.height;
                 if (top < extraHeight) {
-                    adaptHeight = windowBounds.height - extraHeight;
+                    adaptHeight = viewportBounds.height - extraHeight;
                 }
             }
             if (top < extraHeight) {
@@ -383,11 +384,11 @@
             if (BI.DOM.isTopSpaceEnough(combo, popup, -1 * comboBounds.height + extraHeight)) {
                 top = comboOffset.top + comboBounds.height - containerBounds.top - popupBounds.height;
             } else if (needAdaptHeight) {
-                top = 0;
-                adaptHeight = comboOffset.top + comboBounds.height - extraHeight;
+                top = 0 - containerBounds.top;
+                adaptHeight = comboBounds.top + comboBounds.height - extraHeight;
             } else if (BI.DOM.isBottomSpaceEnough(combo, popup, -1 * comboBounds.height + extraHeight)) {
                 // 上方空间不足且不允许调整高度的情况下，优先使用下对齐
-                top = comboOffset.top + extraHeight;
+                top = comboOffset.top - containerBounds.top + extraHeight;
                 dir = "bottom";
             } else {
                 top = 0;
@@ -395,7 +396,7 @@
                     adaptHeight = windowBounds.height - extraHeight;
                 }
             }
-            if (top < 0) {
+            if (top + containerBounds.top < 0) {
                 top = 0;
             }
             return adaptHeight ? {
diff --git a/src/less/core/utils/motion/zoom.less b/src/less/core/utils/motion/zoom.less
index 7e0e0ec44..edeab6df4 100644
--- a/src/less/core/utils/motion/zoom.less
+++ b/src/less/core/utils/motion/zoom.less
@@ -4,7 +4,7 @@
   .make-motion(@className, @keyframeName, @duration);
   .@{className}-enter,
   .@{className}-appear {
-    transform: scale(0); // need this by yiminghe
+    //transform: scale(0); // need this by yiminghe, but dailer did not need this
     opacity: 0;
     animation-timing-function: @ease-out-circ;