字典網>> 英漢字典>> C開頭詞條>>class of service的意思 漢英字典class of service中文翻譯：【計】 服務級英文字典class of service 相關詞條：classification of crimes class-aw emission classification of expenditures classified class-angle class b amplifier Class 2 fax modem class definition class origin classification and imputation of transaction