diff --git a/app/controllers/student_works_controller.rb b/app/controllers/student_works_controller.rb
index c26151a87..99a02106c 100644
--- a/app/controllers/student_works_controller.rb
+++ b/app/controllers/student_works_controller.rb
@@ -541,7 +541,7 @@ class StudentWorksController < ApplicationController
   def destroy_score
     score = @work.student_works_scores.find_by(id: params[:score_id])
     tip_exception("该评阅记录不存在") unless score.present?
-    tip_exception("该评阅记录不能删除") unless score.allow_delete(current_user, @user_course_identity)
+    tip_exception("该评阅记录不能删除") unless score.allow_delete(current_user)
     begin
       score.destroy
       normal_status(0,"删除成功")
diff --git a/app/models/student_works_score.rb b/app/models/student_works_score.rb
index f6c7b3e33..19043f7f8 100644
--- a/app/models/student_works_score.rb
+++ b/app/models/student_works_score.rb
@@ -13,9 +13,8 @@ belongs_to :student_work
     identity < Course::STUDENT || self.user == user || self.reviewer_role != 3
   end
 
-  def allow_delete current_user, identity
-    self.is_invalid && (current_user == self.user || identity < Course::STUDENT) ||
-        (self.score.nil? && current_user == self.user)
+  def allow_delete current_user
+    (self.is_invalid || self.score.nil?) && (current_user == self.user || current_user.admin?)
   end
 
   # 匿评分
diff --git a/app/views/graduation_works/comment_list.json.jbuilder b/app/views/graduation_works/comment_list.json.jbuilder
index 51595c55b..77898c91d 100644
--- a/app/views/graduation_works/comment_list.json.jbuilder
+++ b/app/views/graduation_works/comment_list.json.jbuilder
@@ -15,7 +15,7 @@ json.comment_scores @comment_scores do |score|
   json.score score.score
   json.content score.comment
   json.is_invalid score.is_invalid
-  json.delete @current_user == score.user && (score.is_invalid || score.score.nil?)
+  json.delete (@current_user == score.user || @current_user.admin?) && (score.is_invalid || score.score.nil?)
   json.attachments score.attachments do |atta|
     json.partial! "attachments/attachment_simple", locals: {attachment: atta, delete: false}
   end
diff --git a/app/views/student_works/comment_list.json.jbuilder b/app/views/student_works/comment_list.json.jbuilder
index b14de2f31..1a089587b 100644
--- a/app/views/student_works/comment_list.json.jbuilder
+++ b/app/views/student_works/comment_list.json.jbuilder
@@ -23,7 +23,7 @@ json.comment_scores @comment_scores do |score|
   json.content score.comment
   json.appeal_status score.appeal_status
   json.is_invalid score.is_invalid
-  json.delete score.allow_delete(@current_user, @user_course_identity)
+  json.delete score.allow_delete(@current_user)
   json.attachments score.attachments do |atta|
     json.partial! "attachments/attachment_simple", locals: {attachment: atta, delete: false}
   end
diff --git a/public/react/src/modules/tpm/TPMIndexHOC.js b/public/react/src/modules/tpm/TPMIndexHOC.js
index a81a273bb..52eda5901 100644
--- a/public/react/src/modules/tpm/TPMIndexHOC.js
+++ b/public/react/src/modules/tpm/TPMIndexHOC.js
@@ -471,6 +471,9 @@ export function TPMIndexHOC(WrappedComponent) {
               .indexHOC > .ant-spin-nested-loading {
                 background: #000;
               }
+              .indexHOC > .ant-spin-nested-loading > div > .ant-spin .ant-spin-dot {
+                top: 50% !important;
+              }
 
               .globalSpin .ant-spin-text {
                 text-shadow: none !important;