But the H. 264 high compression ratio achieved is the cost of high complexity of its algorithm.
但是H . 264实现的高压缩比是在算法的高复杂性为代价的。
Facebook not only needs to study deeply the design of mobile software (S/W), but also the design of hardware (H/W).
Facebook 不仅需要深入研究移动软件的设计,还需要深入研究硬件的设计。
Since then the length of the Tour has fallen steadily but the average speed of the winner has risen to around 40km/h.
自那以后环法的比赛路程缓慢下降,但冠军的速度却不断上升,达到每小时40千米。
But in the last twenty years, H.I.V.and the collapse of the Soviet Union helped raise death rates in thirty-seven countries worldwide.
VOA: special.2010.05.05
When we increase the potential between the 2 electrodes that we have in the tube -- we actually split the h 2 into the individual hydrogen atoms, and not only do that, but also excite the atoms.
当我们增大两个电极之间电压,我们有-我们可以把氢气2,分解成单个的氢原子,不仅这样,还能激发原子。
So, for example, down here I wrote that it was n 2 and that it was h 2, but when I re-wrote the molecules up here, you saw that it's an h h single bond where it's a nitrogen-nitrogen triple bond.
比如,在这下面我写的是氮分子2,而这个是氢分子,但我在上面把这些分子的形式改写了,大家可以看到,这是一个氢与氢之间的单键,含一个氮与氮之间的三键。
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