1、 Since the costs of science were rising faster than inflation, some restriction on funding was necessary.
既然科學(xué)成本上漲快于通貨膨脹，資助上的一些限制是必要的。
2、 Studies of caloric restriction are showing the way.
熱量限制的研究為我們指明了方向。
1、 Data connecting excessive digital media time to mental health issues suggests a limit of two hours a day of free time spent with screens, a restriction that will also allow time for other activities—like going to the movies with friends or reading longer, more complicated texts.