商店对这种清洗要收费50美元，所以，他告诉我，我最好还是看看打印机的说明书，自己试着弄更合算。
Because the store charged 50 dollars for such cleanings, he told me, I might be better off reading the printer's manual and trying the job myself.
提供完整的配件、说明书和可拆卸、可清洗的外罩。
Supplied complete with fittings, instructions and removable, washable cover.
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