And a single train can carry goods which no plane or motorcar could ever do, Far from being dead, the railways are very much alive.
而且一列火车就能承载飞机和机动车永远都承载不了的货物。但非但没有落后,铁路运输生机勃勃。
No plane could carry enough fuel to fly that far: forty thousand kilometers.
没有飞机能够装载足够的燃料来飞行这么远——足足4万公里!
No plane and no pilot is ready to take off.
没有一架飞机、没有一个飞行员已准备好起飞。
She is hoping to board a plane next Sunday. "If there are no flights, even until then, I will probably have to send my luggage by mail,and then try and get a train ticket going to Madrid and then maybe try and get back to Korea via New York or via Bangkok or Hong Kong.
VOA: standard.2010.04.19
So, it's the x-y plane, you can see there's no electron density anywhere there.
它在xy平面,你们可以看到在这里没有电子密度。
But if you go on a plane which is accelerating, you're no longer inertial.
但如果你上了一架加速飞行的飞机,你就不再处于惯性状态了
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