1·Lift your brow frequently, in puzzlement or apprehension or thought, and "horizontal forehead creases," the very common "worry lines," will appear and lay like a musical staff across your forehead.
在迷惑或者忧虑或者思索的时候，经常会挑动眉毛，这会让“额头上的横向皱纹”，也即通常所说的“忧思纹”，就会出像，看起来就像额头上画了个五线谱。
2·The broader your grin and the deeper the creases around your eyes when you smile, the longer you are likely to live.
你在微笑的时候嘴咧的越大，眼周围的皱纹越深，你可能活的越久。
3·Previous research has linked the rate of wrinkling to age, with our 20s and 40s being the prime time for crinkles and creases to appear.
之前的研究发现，皱纹的出现于年龄直接挂钩，在我们二十多岁和四十多岁时，是皱纹出现的频繁时期。
4·In nonsmokers, creases around the mouth, or "perioral rhytids, " usually arrive with advanced age.
不抽烟的人嘴边的皱纹，或称之为“口周褶皱"（perioral rhytides），通常在上了年纪后出现。
5·The broader your grin and the deeper the creases around your eyes when you smile, the longer you are likely to live。
你在微笑的时候嘴咧的越大，眼周围的皱纹越深，你可能活的越久。
1·She stood up, frowning at the creases in her silk dress.
她站起来，看着丝裙上的折痕皱起了眉。
—— 《柯林斯英汉双解大词典》
2·"Origami engineers" build a variety of objects by folding sheets of rigid material along set creases.
“折纸工程师”通过沿着固定的折痕折叠刚性材料薄片来构建各种各样的物体。
3·Some studies have shown that people who have creases in their earlobes have a high incidence of heart disease.
一些研究已经表明耳垂上有折痕的人有着很高得心脏病的几率。
4·"Mathematically, it's not even clear what the right questions to ask are," Erik says of the curved creases, which are at the cutting edge of folding research.
“从数学上来说，甚至还不清楚该问什么样的问题。”埃里克谈及处于折叠研究前沿的曲线折痕时说道。
5·Pull one pointed flap upward while pushing the side creases inward.
当推动旁的折痕臀酢的时候，以上拉一尖的拍打。