英语翻译有研究显示,经常接触自然有利于提升幸福感.(exposure to…)使他身体迅速康复的是健康的饮食和定期的锻炼

1.Research shows that frequent exposure to nature is helpful to lift the sense of happiness.
2.What helps him to recovered from sickness is the healthy food and regular exercises.
3.Language barrier usually does not inhibit the children from exchanging their ideas.
4.The natural sceneries such as parks and rivers helps people to relax and put people in perspective.
（好就请采纳.）