好词典

inactivated

UK //ɪnˈæktɪveɪtɪd//US //ɪnˈæktɪveɪtɪd//

词源

源自拉丁语 'in-'(不)+ 'activus'(活跃的),16世纪通过法语 'inactiver' 进入英语。

adjective

❶ 指生物或化学物质被处理使其失去活性或功能的状态,常用于描述疫苗、病毒或酶等。

“The inactivated vaccine is safer for people with weakened immune systems.”

(灭活疫苗对免疫系统较弱的人更安全。)

“Scientists used heat to produce an inactivated form of the virus.”

(科学家用加热方法制备了病毒的灭活形态。)

同义词:deactivated, neutralized, disabled

verb

❶ 通过物理或化学方法使某物失去原有活性或功能的行为过程。

“The technician inactivated the samples before disposal.”

(技术员在处理前先使样本失活。)

“Ultraviolet light can inactivate many types of microorganisms.”

(紫外线可使多种微生物失活。)

同义词:deactivate, disable, neutralize

常见短语

inactivated vaccine — 通过杀死或灭活病原体制成的疫苗,相比活疫苗更稳定且副作用较小。

“The flu shot is typically made with an inactivated vaccine.”

(流感疫苗通常采用灭活疫苗制备。)

inactivated virus — 经处理后失去感染能力但仍能刺激免疫反应的病毒,常用于疫苗研发。

“Researchers are testing an inactivated virus as a potential COVID-19 vaccine.”

(研究人员正在测试一种灭活病毒作为潜在的新冠疫苗。)