"are gradually learning" is a correct phrase in written English.
It can be used to describe a process of improvement or understanding over an extended period of time. For example, "The students are gradually learning how to write in the new language."
"They are gradually learning about South Korean prosperity," Dr. Lankov said.
But they feel they are gradually learning to outflank their enemy.
The erstwhile enemies, it turns out, are gradually learning to get along, as refiners increasingly see a need to get involved in ethanol production.
LUCIE, Fla .— The Mets have a fairly good idea of what Johan Santana can do as a pitcher, and they are gradually learning how talented he is as a hitter.
Saga's pronounced difficulty in navigating personal relationships, combined with a traumatic family background that we are gradually learning more about, mean that eating as a communal activity is entirely alien.
By Washington standards, the current government shutdown is an everyday disaster -- of a kind we are gradually learning to expect whenever the Republican Party controls Congress.
In this method, customer preferences are gradually learned by applying the candidate elimination algorithm on the designs evaluated by the user in the early stages of algorithm.
It's as if I'm gradually learning a whole new language.
The 21st-ranked Golden Eagles said they were gradually learning how to compensate for James's absence.
But while all this was going on, voters were gradually learning the details of an appalling scandal.
Perhaps so, but some officials say the change of tone also reflects an administration that is gradually learning the real-world complications of sole superpower status -- of what happens when allies push back, or demand American help.
