The faintness of the handwriting made the manuscript difficult to read.字迹模糊使手稿难于阅读。The references in the book were too vague to follow up.这本书的参考文献字迹模糊，无法了解其更多信息。I received a blurred, indecipherable fax that didn't help at all.我收到了一份字迹模糊、无法读懂的传真，根本就没有用。