flatted怎么读？

His fever is allayed, but his appetite is still flatted.他发烧减轻了, 但食欲仍然不振.She could tell the approach of the milkman by the whistled notes that somehow always flatted.她能从那总是偏低的口哨声听出送奶人的到来.The bank flatted off for the last ...

vt.使变平（flat的过去式与过去分词形式）...