- Additional explanation or explanatory material.
- For additional explanation, refer (back) to page 20.
- For additional explanation, please refer to page 58 of the teacher's reference book.
- I'm not going to link calculators because many of the filler points are endlessly debatable, but these two specs do warrant additional explanation.
- A few additional explanations may carry him back in imagination to the precise condition of society.
- A few additional explanations may carry the reader back in imagination to the precise condition of society that the authors desire to delineate.