在世界的一些地方，骑自行车的人已经通过叫自行车发电机的装置产生了多年的安全电能。当自行车车轮转动的时候一个装在上面的发电机就会产生交流电。
In some parts of the world, cyclists have been powering safety lights for years with devices called bicycle dynamos, which use a generator to create alternating current with every turn of the wheels.
公司拥有一些世界领先的生产线，包括薄板、高速线材、列车车轮和h型钢等生产线。
The company has some of the world's leading production lines of thin strips, high-speed wires, train wheels and steel H-beams.
季节的车轮慢慢转动，从收获的季节到蛰伏的冬天，再到充满奇迹的春天。在充满新生和兴奋的季节里，整个世界又重新焕发了生机。
The wheel of the seasons turns slowly, from harvest through dormant winter into the miracle of spring. New growth exhilaration, the world turns and is made new again.
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