阿米什人让我们明白：生活的智慧不只是少数人的天赋，它也可以是一种坚韧的文化传承。
Amish have taught us: the wisdom of life is not just a few of the gift, it can be a tough cultural heritage.
铁氟龙是一种坚韧、蜡质、不易燃烧的有机化合物，表面光滑，很少几种化学物质能 黏附 其上，在很宽的温度范围内保持稳定。
Teflon is a tough, waxy, nonflammable organic compound with a slippery surface, attacked by very few chemicals and stable over a wide temperature range.
这种动物用一种非常坚韧，并带有金色光泽的丝线编织蛛网。
These creatures make webs from a very tough and distinctively golden silk.
应用推荐