[Improvement] translate Area component (#440)

packages/locale/lang/en-US.js

@@ -55,6 +55,11 @@ export default {
     discount: discount => `${discount * 10}% off`,
     condition: condition => `At least ${condition}`
   },
+  vanArea: {
+    province: 'Province',
+    city: 'City',
+    district: 'District'
+  },
   vanAddressEdit: {
     areaTitle: 'Area',
     areaWrong: 'Please select the correct receiving area',

packages/locale/lang/zh-CN.js

@@ -58,6 +58,11 @@ export default {
     discount: discount => `${discount}折`,
     condition: (condition) => `满${condition}元可用`
   },
+  vanArea: {
+    province: '选择省份',
+    city: '选择城市',
+    district: '选择地区'
+  },
   vanAddressEdit: {
     areaTitle: '收件地区',
     addressText: '收货',