vt. & vi. （使）起皱，（使）起折 make a line or lines by folding, crushing, or pressing

　This material creases easily.　这料子容易起皱。
　His forehead creased in a frown.　他皱紧眉头。
　She creased his pants with an iron.　她用熨斗把他的裤子烫出折来。
　Pack the clothes carefully so that you don't crease them.　把衣服细心装好，免得弄皱了。
　His brow was creased in concentration.　他皱眉沉思。
　She wanted to wear her black dress but it was too creased.　她想穿她的那件黑衣服，但太皱了。

 ♣ crease up　(v.+adv.)
1. 使…起皱 cause (a material such as paper or cloth) to fold untidily
　You've creased up my good shirt.　你把我那件好衬衫弄皱了。
　Be careful not to crease up the pages.　当心，不要把书弄皱了。
2. 由于愁苦、年迈等而起皱纹 become lined as with sadness, age, etc.
　The child's face creased up and soon he started crying.　这个孩子皱眉蹙额，很快就开始哭了起来。
　The old woman's face creased up with age.　这个老妇人由于年迈而满脸皱纹。
3. 笑得难以自制 become helpless with laughter
　Mary creased up when Jim walked in wearing his funny clothes.　当吉姆穿着他滑稽的衣服走进来时，玛丽笑得前仰后合。
　I was creased up with laughter.　我笑得直不起腰来。

　crease　还可用作可数名词，意思是“折缝，折痕”。