An alternative to post-production commentary addition is to record explanatory comments in the form of speeches straight to camera as you go along.

Stories that were planned but never written are noted; see explanatory comments below.

Fig. 3 shows the same section of DXF file with explanatory comments.

Many reviewers objected to Fisher's penchant for interrupting the story with explanatory comments for the reader.

The four Rules of the 1726 edition run as follows (omitting some explanatory comments that follow each):

He prepared for publication an edition of his speeches with explanatory comments of his own.

As usual, the awards committee picked three winners in each product group, and offered explanatory comment for each choice.

Later versions also supplement the plain list with explanatory comments about each treasure.

Finally, in the bracket of general explanatory comments, I should like to mention the importance of what we call activity statements.

A few more explanatory comments before I launch into my account of that fateful day.