开门见山说明来意就行 Dear xxx: Many thanks for the insightful comments and suggestions of the I have made corresponding revision according to their Words in blue are the changes I have made in the text（为了便于审稿人重审，一般把修改过的地方用醒目颜色标出） 按照审稿人的意见逐条进行了修改 The following is the answers and revisions I have made in response to the reviewers' questions and suggestions on an item by item
