observational

🇬🇧/ˌɒbzəˈveɪʃənl/ 🇺🇸/ˌɑːbzərˈveɪʃənl/📚 13584 15GRE
Observational means relating to the watching of people or things, especially in order to learn something new. (尤指为获取新信息)观察的

adjective [原级]观测的;根据观察的

The observational work is carried out on a range of telescopes.
观测工作是借助于各种望远镜来进行的。

observational

-tional ⌜ 表示具有某种特性或性质的 - indicating having the quality or characteristic of ~ ⌟
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