用scientifically sound造句子，“scientifically sound”造句

If you want someone to find you attractive on the first encounter or date, a good scientifically sound strategy is to look them straight in the eyes and smile.

We must use every scientifically sound and politically correct mechanism in the book to convince leaders that humanity really is the most important species endangered by climate change.

We need to use every politically correct and scientifically sound trick in the book to convince the world that humanity really is the most important species endangered by climate change.