n.減輕；緩和；解痛物

The alleviation and prevention of the natural disaster caused by outbursts in coal mines are of great significance. 對減輕和防止煤礦瓦斯突出自然災害具有重要意義。

There is no alleviation for the sufferings of mankind except veracity of thought and action and the resolute facing of the world as it is. 人類的痛苦是不會減輕的，除非我們具有真正的思想行為，并以堅定的決心去面對現(xiàn)實的世界。