Most physical laws work just as well whether time runs forwards or backwards , but not the second law of thermodynamics .
不论时间是向前还是向后流逝,大多物理定律都保持有效性,但热力学第二定律是个例外。
Asked fagin , bending his head forwards , his eyes staring excitedly at sikes .
费金问,并把头往前伸了伸,兴奋地盯着赛克斯看。
It 's like someone standing on a street and repeatedly tossing a coin to decide whether to move a small step forwards or backwards , so they zigzag back and forth erratically .
这就像一个人站在街上反复抛硬币来决定向前或向后移动一小步所以他们来回曲折。
It then hops to its destination by directing some of the gas to sideways-facing thrusters , to propel itself backwards or forwards .
然后它跳上目的地,向侧面的发动机喷射气体,来推进它向前或向后移动。
It 's a testament , I tell myself , to one of toffler 's key maxims : change is non-linear and can go backwards , forwards and sideways .
我对自己说,这是对托夫勒核心思想之一的印证:变化是非线性的,可以倒退、向前或横向发展。
His player efficiency rating was seventh highest among power forwards , and , with the decline of brandon roy , aldridge carried the trail blazers to the playoffs and gave the nba champion dallas mavericks one of their toughest series .
Using a wind tunnel , they reconstructed the forces that the creature 's huge flippers generated and found that it probably cruised the oceans using its front two flippers only , deploying all four to lunge forwards and take its prey by surprise .