用于: be applied tobe used foruse foruse inuse onuseinuseonusefor
适应: suit; adapt; get with it; fit 短语和例子适应社会需要 fit in with the needs of the society; 适应新环境 find one's feet [legs]; 使自己的思想适应新情况 adapt one's thinking to the new conditions; 如果你试一试的话, 我相信你一定能适应。 i