For pants without that crease (and many with it), pleats are unnecessary; for pants that need the pleat, they only need one.

对于没有折痕的裤子（以及许多有折痕的裤子），褶皱是不必要的；需要打褶的裤子只需要一条。

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They've begun making progress on the mathematics to prove that the shapes they're folding can actually be made with the crease patterns they're using.

他们用数学来证明他们使用的折痕模式能够真的造出他们正在折叠的形状，并取得了一定进展。

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He is bearded with carefully coiffed curly hair, and that unmistakable deep diagonal crease in the earlobes which helps identify authentic ancient portraits of Hadrian.

头像上的胡须呈卷发状，是精心雕刻而成的，而雕像上的耳垂显露出独一无二的深深折痕也证明，这座雕像就是哈德良大帝真实的古典肖像。

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The left-hander, batting at number five, came to the crease with the team in trouble.

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Derick Brassard was there and made a one-touch pass to Boyle, who had skated in front of the crease with barely a hindrance from Capitals defensemen.

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