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　

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。

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。

noun

verb

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

A blue egg with an odd grey blotch on the top and a tan blotch on the bottom.
蓝色鸡蛋一个奇怪的灰色斑点的顶部和谭病的底部。
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。
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。
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。
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。
But there had no blotch in negative control.
而阴性（空白）对照则相对应位置上无斑点。
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
The Diversity and Pathogenicity of Burkholderia Cepacia Complex Strains in the Rhizospheres of Main Cereal Crops; purple blotch of onion
洋葱伯克氏菌在重要禾本科作物根围的多样性及其致病性研究
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