英语词汇operational ceiling怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	operational ceiling
释义	operational ceiling internationalizationn. 国际化；国际共管
随便看	laryngotracheal laryngotracheal autograft Laryngotracheal bronchitis laryngotracheal chamber laryngotracheal diphtheria laryngotracheal diverticulum Laryngotracheal groove laryngotracheal papilloma laryngotracheal reconstruction laryngotracheal resection Laryngotracheal Stenosis laryngotrachebronchoscope laryngotrachebronchoscopy laryngotracheitis laryngotracheitis virus laryngotracheobronchial foreign bodies laryngotracheobronchitis laryngotracheobronchitis virus Laryngotracheobronchitis Virus,Acute Laryngotracheobronchitis Viruses,Acute Laryngotracheobronchopneumonitis laryngotracheobronchoscopy Laryngotracheobronchoscopy with biopsy laryngotracheoesophageal laryngotracheoplasty

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