先前的一项研究指出，海豚总是有意识地控制自己的呼吸。
A previous study noted that dolphins always consciously control their breathing.
一项研究指出：作为能源家族的新成员，页岩气对气候变化的影响高于煤炭。
The new kid on the energy block, shale gas, may be worse in climate change terms than coal, a study concludes.
一名英国研究者在1995年发布的另外一项研究指出，在雨中不管走还是跑都没有什么差别。
Another study, published in 1995 by a British researcher, found that it made no difference whether a person walked or ran.
应用推荐