Researchers say the speech impediment appears to stem from a defectin the gene that regulates the way brain cells break down and recycle waste products.

VOA: standard.2010.02.11

Otherwise you're going to waste some of that heat somewhere along the way, some of energy.

否则你就必须在这个过程中,浪费一些热量。

麻省理工公开课 - 热力学与动力学课程节选

Otherwise you're going to waste some of that heat somewhere along the way, some of energy.

否则你就必须在这个过程中,浪费一些热量。

麻省理工公开课 - 热力学与动力学课程节选