The main reasons for that are the lack of related knowledge and simple, practical scientific methods of exercise.

分析调查认为，知识贫乏和缺乏简单科学实用的健身方法是两个主要因素。

youdao

It's an interesting scientific phenomenon, but of no practical use whatever.

这是一种有趣的科学现象，但没有什么实际用途。

《柯林斯英汉双解大词典》

His scientific experiment was quite practical and simple and there was nothing weird about it at all.

他的科学实验既实用又简单，一点也不奇怪。

youdao

Ekman actually has a sort of more practical career along with his scientific career.

事实上，艾克曼有更多实质性工作,同他的科学工作一起。

耶鲁公开课 - 心理学导论课程节选

Each family handles the challenges differently, but "we try to provide as much practical and scientific guidance as we can, and equip them to handle anything that might happen, " he says.

CNN: Kids with nut allergies feel teased, excluded

The purpose of the project is to bring together the state-of-the-art in scientific and practical knowledge on SSM and to make that knowledge available through a practical training course.

UNESCO: OFFICE IN VENICE

Preference should be given to candidates who have contributed through both scientific and practical work, and who have made outstanding contributions to the hydrology community as demonstrated by active involvement in the work of IAHS or other international hydrological associations.

UNESCO: Apply for UNESCO Prizes