The phrase "again at the expense" is correct and usable in written English.
It can be used to indicate that something is being done repeatedly while causing a negative impact or cost to something else.
Example: "The company decided to cut costs again at the expense of employee morale."
Alternatives: "once more at the cost of" or "repeatedly to the detriment of".
"The fact that some of these players are trying to further maximize their profit, again at the expense of affordable housing in the city, is pretty horrifying".
Thanks to the assistance of the traditional allies, the Khazars, Leo's reign concluded with a major victory, won again at the expense of the Arabs, at Acroenos (740).
INSIDE PITCH TIMO PEREZ started his third straight game in center field, again at the expense of JAY PAYTON, who is hitting.204.204
The structure of the deal is very elegant, and allows significant earnings accretion for a disposal (but again at the expense of future profit growth).
The second was more prosaic yet electric in its own way given the speed of his reaction when the ball ricocheted across the box, again at the expense of Lovren.
Little-Britishers who didn't flourish under his regime have put it about that he operated a "black list", or a cartel of composers who were encouraged over and over again at the expense of others equally deserving.
"That's something that we would certainly be willing to consider, but again, not at the expense of giving up all of our commitment to homeland security," said Senator Tom Daschle of South Dakota, the Democratic majority leader.
It's as if he has determined to be a representative figure once again, even at the expense of humiliating himself, to reaffirm his significance as a generational totem by portraying himself as an exemplary victim of its faults.
I think it fair to say that Orwell would see nothing new in Trump's brand of political incorrectness and his desire to use power to "Make America Great Again," even at the expense of what Americans prize most: their liberty.
Silvia Farina Elia's improved her best performance at Wimbledon by advancing yet again, this time at the expense of the unheralded Paola Suarez of Argentina, 7-5, 7-6.
In 1999, after Bertelsmann acquired the company from the Newhouse family, Mr. Mehta expanded the Knopf division yet again, this time at the expense of his new sister company, Doubleday, by adding its long-standing Anchor line of high-quality paperbacks.
