| 单词 | expectoration |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔dornase alfa〕A genetically engineered enzyme used to hydrolyze the DNA in bronchial mucus, facilitating its expectoration, in the treatment of cystic fibrosis.链球菌DNA酶：用于在支气管黏液中水解脱氧核糖核酸的遗传工程酶，治疗囊性纤维增生时可促使吐痰美国传统〔vomica〕Profuse expectoration of putrid matter.咳痰：大量咳出的腐坏物质美国传统 |
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