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。
That's right. Catch a cold is something you do; have a cold is something you have.
对。“伤风”是你所做的事情;而“患感冒”则是你所经历的事情。