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。
Poison to a snake is merely a luxury; it enables it to get its food with very little effort, no more effort than one bite.
毒液对毒蛇来说只不过是一种舒适生存的优越手段,它使蛇不用费多大力气就能捕获到食物,轻咬一口即可。