direct observation

例句 (10)

• The survey was based on direct observation of over 500 schools.这项调查是基于对500多所学校的直接观察。
• Scientists often prefer direct observation for gathering qualitative data.科学家们通常更喜欢直接观察来收集定性数据。
• The teacher used direct observation to assess student interactions in the classroom.老师通过直接观察评估学生在课堂上的互动。
• Police gathered crucial evidence through direct observation of the suspect's movements.警方通过直接观察嫌疑人的行踪收集了关键证据。
• His anthropological study relied heavily on direct observation within the indigenous community.他的人类学研究严重依赖对土著社区的直接观察。
• For accurate evaluation of animal behavior, direct observation is indispensable.为了准确评估动物行为，直接观察是必不可少的。
• The research methodology involved direct observation of consumer habits in a retail environment.该研究方法涉及对零售环境中消费者习惯的直接观察。
• She always trusts direct observation more than secondhand accounts.她总是更相信直接观察而非二手资料。
• Through direct observation, the team identified several design flaws in the prototype.通过直接观察，团队发现了原型中的几个设计缺陷。
• The experiment requires direct observation of the crystal growth process.该实验需要对晶体生长过程进行直接观察。