减税可能会起到一些刺激作用。
It is possible that a tax cut might have some stimulative effect.
一位交通专家告诉记者，就业的增长可能也起到了一定作用，再加上一些人通勤距离加长。
A transportation expert told the reporter that job growth likely plays a part as well, along with some people driving longer distances to and from work.
后来一些天文学家提出，大气中的氨可能起到温室气体的作用。
Then some astronomers came up with the idea that atmospheric ammonia might have acted as a greenhouse gas.
应用推荐