The phrase "allow underlining" is correct and usable in written English.
It can be used when giving permission or indicating that underlining text is permitted in a specific context, such as formatting or editing documents.
Example: "In this document, please allow underlining for important terms to emphasize their significance."
Alternatives: "permit underlining" or "enable underlining".
The contemporaneous analysis of gas and PM10 has allowed underlining the differences between the sources of these pollutants.
In the case of Mrs. Thatcher, a fierce proponent of tough-minded free enterprise, they allow her to underline just the sort of business toughness she wants in the land.
Allow me to underline this again.
Taken together, all these results allow us to underline the strict correlation between vitamin D and glucose metabolisms, even if further studies based on larger population are needed to get crystal clear evidence about the topic.
All other aaRS had inframe C terminal FLAG tag encoded and were generated by PCR with primers containing restriction sites (underlined) to allow ligation into pcDNA5/FRT/TO (Invitrogen).
This allowed us to underline the various contributions of the electrical couplings occurring in the electrochemical cell, especially between the reference electrode and the other elements.
The results obtained by means of a parametric experiment allows us to underline that the use of recycled aggregates in structural concrete can be made as a rule even with the complete replacement of the natural coarse aggregates but requires more strict design procedures to ensure the same structural reliability as conventional concrete.
Finally, we retrospectively compare our models to the adopted IGRF-12 model, which allows us to underline the shortcomings of the chosen approach.
The diversity of experimental methods used to measure BA in this benchmark allows us to underline their limitations and reliability for use in BA prediction.
