Now, we're doing something new making skin strong enough that it doesn't wrinkle, become dry, or develop blemishes.
现在我们正在做一些改进,使皮质变得坚韧而不致有皱纹,变干或产生磨损。
For example, with their help China can send its TV and radio programmes to the other side of the world.
例如,在卫星的帮助下,中国能把自己的电视及广播节目传送到地球的另一边。