英语词汇“shovel mask”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	shovel mask
释义	shovel mask shovel mask (shŏv'ĕl), a mask to deliver oxygen that rests on the chin and opens upward toward the mouth and nose. Synonym(s): face tent
随便看	obligating you to obligation obligation accrual obligation accruals obligation adjustment reporting system obligational obligational authority obligational authority/expenditure authority obligation assimilable du trésor indexée sur l'estimation obligation assimilable du trésor indexée sur l'iinflation obligation authority obligation authority/fund certification authorization obligation-based theory obligation bond obligation bonds obligation-certification tree obligation convertible en action nouvelle ou existante obligation cost authority obligation cost level obligation data code obligation disbursement report obligation document number obligationes literis obligation forecasting system obligation material-in-transit expenditure processing system

英语词典包含2567994条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。