单词	chamber acid
释义	chamber acid noun : sulfuric acid made by the chamber process especially : the acid of less than 70 percent strength as it leaves the lead chambers before being concentrated Word History Etymology chamber (process) First Known Use 1853, in the meaning defined above
随便看	comly comlye comm comma comma butterfly comma ditonicum comma fault comma splice comma syntonum comma tract commadore Commager command command car command economy command module command paper command pennant command performance command pilot command post command post exercise command posts command sergeant major command-in-chief

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