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VOA慢速英语:欧美9大制药商承诺遵循科学标准开发新冠疫苗

2020-09-09来源:和谐英语

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Words in This Story

standard – n. a level of quality, achievement, etc., that is considered acceptable or desirable

uphold – v. to support or defend (something, such as a law)

efficacy – n. the power to produce a desired result or effect

integrity – n. the quality of being honest and fair

statistical – adj. relating to a type of mathematics that deals with the study of statistics

positive – adj. good or useful