Close inspection showed that many lines had been interpolated into the manuscript at a later date.
经仔细检查发现不少字句是後来添写进原手稿中去的.
The manuscript requires an expert to understand it.
这份手稿只有专家才看得懂.
He revised the manuscript of his book before sending it to the publisher.
他对自己那本书的手稿先进行校订,然后才把它交给出版社。