The phrase "active in commenting" is correct and usable in written English.
It can be used to describe someone who frequently engages in discussions or provides feedback, particularly in online forums or social media.
Example: "She is very active in commenting on various articles and posts, sharing her insights with others."
Alternatives: "engaged in commenting" or "participating in discussions".
Jeff Wilpon has taken on an active role and become a louder voice in commenting publicly on the Mets.
Six of the GPs had not used the protocol on their patients, but were active in the discussion, commenting on their colleagues' experiences using BI.
Merriam-Webster's users are extremely active in the comment threads at the bottom of each entry, and the site has a healthy YouTube presence, including more than twenty "Ask the Editor" videos; Stamper's description of the plural of "octopus" has been watched more than half a million times.
And don't worry, your usual gang of TC writers will be as active in the comments as ever.
Sal Taylor Kydd from Yahoo was active in the comments as well, responding to complaints and later giving a status update on changes that were made.
For the target information in ChEMBL, we used only target proteins labeled "active" in the comments section.
ExxonMobil, one of the oil companies active in the region, declined to comment on the ruling or its impact, saying it had not had enough time to study the court's decision.
We're looking to feature some notable characters who are particularly active in the world news comment threads (we've already met a host of Guardian Cif commenters in our Below the Line series).
"I represent one of the states that is very much in favour of ARV because this is the future, and Europe should be active in all areas of human space," commented Professor Jan Woerner, chairman of the German Aerospace Centre DLRR).
During the public consultation period, investigators active in the field were asked to comment on the initial draft of the MIATA guidelines.
