| 单词 | roughen |
| 释义 | roughen verb[IorT] uk/ˈrʌf.ən/us/ˈrʌf.ən/to (causesomething to)becomelesssmooth （使）变粗糙；（使）变不平Making things more or less smooth or straight
roughen| American Dictionaryroughen verb[T] us/ˈrʌf·ən/to make orbecomerough: I roughened theedgesandgluedthem together. Examplesofroughenroughen We know, for example, that the advantage would be lost by increasing the rate of mixing by roughening the wall. From theCambridge English Corpus The body is compressed dorso-ventrally and the surface is roughened in character and in places spiniferous. From theCambridge English Corpus Note that ramp flatness is obtained as a result of the competition between processes thatroughenthe sea-floor and those that smooth it. From theCambridge English Corpus I know from personal experience of occasions when the police have roughened up innocent people. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0 It is gray-brown in color, and minutely roughened with small, lightly interconnected warts. From Wikipedia  This example is from Wikipedia and may be reused under a CC BY-SA license.In the last few caudals and the most cranial dorsals, the lateral edge of the prezygapophyseal lamina becomes widened and roughened. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.The interstices are occupied by one or two spiral threads and roughened by fine radial growth lines. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.For the best weld, surfaces should be roughened (or scratched) with fine or coarse sandpaper. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.The name translates approximately as roughened or agitated waves. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.The ductus seminalis attaches at the side, from the hind end of the long, broad ductus bursae, whose surface is mostly roughened. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.The plate is often made from filter paper, glass or platinum which may be roughened to ensure complete wetting. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Its fourth left metatarsal bore roughened exostoses both in the middle and at the far end. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.The five whorls are separated by canaliculate sutures, convex, the embryonic ones smooth, the rest roughened. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Characteristically it forms chrysocystidia and rather large, finely roughened, violaceous basidiospores each with a poorly defined germ pore. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.The skin is thick and roughened by well-calcified dermal denticles; each denticle is triangular and pointed. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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