adjective下载🔗分享观察性的,观测的 Relating to observation, especially scientific observation.例子:"The scientist made an observational study of the birds in her backyard, carefully noting their behavior each day. "这位科学家对她后院里的鸟类做了一项观察性研究,每天仔细记录它们的行为。sciencebiologyphysicsastronomyenvironmentmedicine与AI对话词汇游戏阅读练习