就像影印件一样：它看起来好像一样，但并不是原版。

Think of it like a photocopy: it might look similar, but it isn't the original.

youdao

在编目授权影印版图书时，作为记录原版西文图书文献信息的534字段常常被忽视或记录不完整。

As the record of original western language literature information, 534 fields are often ignored or incompletely recorded while cataloging authorized photo-offset books.

youdao