blotch

英 [blɒtʃ]

美 [blɑːtʃ]

n.  (皮肤、植物、物体等上面不规则的)斑点，污点

复数：blotches　过去分词：blotched　过去式：blotched　现在分词：blotching　第三人称单数：blotches　

GRE医学

BNC.23122 / COCA.21129

牛津词典

noun

• （皮肤、植物、物体等上面不规则的）斑点，污点
  a mark, usually not regular in shape, on skin, plants, material, etc.
  1. He had come out in (= become covered in) dark red blotches.
     他身上长出了一块块深红色的斑。

柯林斯词典

• N-COUNT （不雅的）斑，斑点
  Ablotchis a small unpleasant-looking area of colour, for example on someone's skin.
  1. His face was covered in red blotches, seemingly a nasty case of acne.
     他满脸红斑，像是起了很严重的粉刺。

英英释义

noun

• an irregularly shaped spot
  Synonym:splodgesplotch

verb

• mark with spots or blotches of different color or shades of color as if stained
  Synonym:mottlestreak

双语例句

• A skin swelling or sore; a blister; a blotch.
  水疱，脓疱皮肤肿胀或溃疡；水疱；脓疱。
• Melon Bacterial Fruit Blotch ( BFB) was an important disease in local melon production.
  细菌性果斑病是当地甜瓜生产中的重要病害。
• These results showed that the kinds of the pathogens of apple sooty blotch and flyspeck were of high diversity, probably including some special types.
  以上结果显示，我国苹果煤污病和蝇粪病病原菌菌体类型具有丰富的多样性，其中可能包括一些特殊的类型。
• In this paper, the occurrence of watermelon bacterial fruit blotch was first reported in Jilin province.
  首次报道了西瓜细菌性果斑病在吉林省的发生。
• This blotch may become faint in larger species.
  此斑可能变得更大的物种微弱。
• Sometimes, motion vectors may be far away from the true motion vector in the blotch area.
  在斑点存在的区域，运动向量的估计可能会出现较大的偏差。
• Black fluids oozed from our mouths. I hastily covered my ears but it was too late-corrosion has already reduced me to a mottled blotch.
  当人们张开嘴吐出黑色的唾液，当我努力遮起耳朵时，已被腐蚀的斑驳。
• It has yellow flowers in various shades of yellow, with varying degrees of penciling or red-brown lines and sometimes with a red-brown circular blotch above the gland.
  花黄色，但常有一系列明暗深浅的变化。花瓣上富于变化的棕红色线条，有时在蜜腺上部有一圈棕红色的斑点。
• An Improved MRF-based Algorithm for Blotch Detection in Archived Film
  一种改进的基于MRF模型的斑块检测算法
• He pointed to a dark blotch upon the starry sky some miles astern of us.
  他指着我们身后繁星点点的天空中的一朵乌云。