The actual work was related to scientific observation and enquiry.
实际的工作跟科学观察和探究息息相关。
There seemed to be no reason for the movement, other than scientific observation.
而挪动广口瓶的原因，无非是为了科学操作。
Evidence obtained from observation and experiment is often used to confirm a scientific theory.
从观察和实验中得到的证据经常被用来证实科学理论。
Observation, reason and experiment make up what we call the scientific method.
观察，推理和实验，这些内容构成了我们所说的科学方法。
Careful observation seriously analysis and scientific summary.
细心观察，认真分析，科学总结。
Careful observation, seriously analysis and scientific summary.
细心观察，认真分析，科学总结。
Careful observation, seriously analysis and scientific summary.
细心观察，认真分析，科学总结。
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