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

• Sooty blotch has become one of the most important diseases on many ornamental plants.
  实践证明煤污病是园林植物的一类重要病害。
• 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。
• Lambchop-shaped black blotch on caudal peduncle.
  形状的黑色斑块在尾梗上。
• 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。
• It was further raised the possible role of calcium in resistance of apple varieties to the apple blotch.
  进一步提出了钙在苹果品种对褐斑病的抗病性中可能的作用。
• A spot or blotch of color. clear from impurities, blemishes, pollution, etc..
  斑点有色的污点或污渍去除杂质污渍污染等。
• Pathogen identification of bacterial fruit blotch of watermelon in Fujian
  福建省西瓜细菌性果斑病的病原鉴定
• 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。
• Disease occurrence and resistance evaluation of different wheat cultivars ( lines) to wheat leaf blotch
  不同小麦品种（系）叶枯病田间发病情况及抗性评价
• This blotch may become faint in larger species.
  此斑可能变得更大的物种微弱。