diff --git a/changelog.md b/changelog.md
index be8d9b9a7d..d250d3e416 100644
--- a/changelog.md
+++ b/changelog.md
@@ -1,6 +1,6 @@
 # 更新日志
 2.0(2020-09)
-- combo增加focus作为触发条件功能
+- combo增加click-blur(点击显示,blur消失)作为触发条件功能
 - allCountPager支持是否显示总行数
 - 修复区间滑块setEnable(false)滑块不灰化的问题
 - 修复同步复选下拉框系列setValue所有值后触发器不显示全选的问题
diff --git a/src/base/combination/combo.js b/src/base/combination/combo.js
index 03f42e9390..481a550d05 100644
--- a/src/base/combination/combo.js
+++ b/src/base/combination/combo.js
@@ -219,14 +219,14 @@
                             }
                         });
                         break;
-                    case "focus":
+                    case "click-blur":
                         var debounce = BI.debounce(function (e) {
                             if (self.combo.element.__isMouseInBounds__(e)) {
                                 if (self.isEnabled() && self.isValid() && self.combo.isEnabled() && self.combo.isValid()) {
                                     // if (!o.toggle && self.isViewVisible()) {
                                     //     return;
                                     // }
-                                    self._popupView(e);
+                                    o.toggle ? self._toggle(e) : self._popupView(e);
                                     if (self.isViewVisible()) {
                                         self.fireEvent(BI.Controller.EVENT_CHANGE, BI.Events.EXPAND, "", self.combo);
                                         self.fireEvent(BI.Combo.EVENT_EXPAND);
@@ -241,6 +241,7 @@
                             "trailing": false
                         });
                         self.element.off("click." + self.getName()).on("click." + self.getName(), function (e) {
+                            debounce(e);
                             try {
                                 self.element[0].focus();
                             } catch (e) {
@@ -248,10 +249,6 @@
                             }
                             st(e);
                         });
-                        self.element.off("focus." + self.getName()).on("focus." + self.getName(), function (e) {
-                            debounce(e);
-                            st(e);
-                        });
                         self.element.off("blur." + self.getName()).on("blur." + self.getName(), function (e) {
                             self._hideView(e);
                             st(e);
@@ -576,7 +573,6 @@
                 .unbind("mouseenter." + this.getName())
                 .unbind("mousemove." + this.getName())
                 .unbind("mouseleave." + this.getName())
-                .unbind("focus." + this.getName())
                 .unbind("blur." + this.getName());
             BI.Resizers.remove(this.getName());
             this.popupView && this.popupView._destroy();