... Mean direction of flow 平均流向 direction of energy flow 能流方向 ; 能两向 direction of greater flow 货物主要流向 ...
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太酷了!飞机飞离地面后,以每小时28英里的速度向高空爬升。技术人员称,飞机的两翼内置有12块太阳能电池。
That's pretty cool! The propellers lifted off the ground at 28 miles per hour. And they say there are 12 solar cells built into its wings.
现在,科学家向跨越这项障碍的方向迈出了一步,创造出能想象到的最小的机械开关,仅包含两个原子。
Now, scientists may have taken one step toward surmounting that problem by creating the smallest conceivable mechanical switch—one involving just two atoms.
如果我们感到内心有什么东西将我们向两极拉扯,哲学能向我们提供怎样的启示?
If we feel something within ourselves drawing us in one direction but also something drawing us the other way, what exactly can philosophy do to offer us illumination?
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