blemish

n. 污点, 缺点
vt. 弄脏, 玷污, 损害
【电】 瑕疵

名词:blemisher 动词过去式:blemished 过去分词:blemished 现在分词:blemishing 第三人称单数:blemishes 

blem.ish

v.tr.（及物动词）
blem.ished,blem.ish.ing,blem.ish.es
To mar or impair by a flaw.
玷污，有损：因瑕疵而损坏或破坏
n.（名词）
An imperfection that mars or impairs; a flaw or defect.
瑕疵，缺点或污点：损害或破坏的不完美之处；瑕疵或缺点

来源：
Middle English blemisshen
中古英语 blemisshen
from Old French blesmir, blemir blemiss- [to make pale]
源自 古法语 blesmir, blemir blemiss- [使变得苍白]
[of Germanic origin] * see bhel-
[源于日耳曼语] *参见 bhel-

【引伸】
blem.isher
n.（名词）
<参考词汇><同义词>blemish,imperfection,fault,defect,flawAll of these nouns denote loss or absence of perfection.
所有这些名词都意指失去完美。
Blemish applies to something, such as a blotch, that is held to mar the appearance or impair the character of a thing:
Blemish 适用于损坏表面或事物特征的某事物，如（皮肤上的）脓疱：
例句：
Cosmetics are often used to conceal facial blemishes.
化妆品常用来遮盖脸部色斑。

例句：
.Industry in art is a necessity—not a virtue—and any evidence of the same, in the production, is a blemish. (James McNeill Whistler).
.在艺术中勤奋是必须的——而不是什么优点——但作品中任何一点相似之处都是缺点. （詹姆斯·麦尼尔·惠斯勒） 。

Imperfection and fault apply more comprehensively to any deficiency or shortcoming:
Imperfection
.A true critic ought to dwell rather upon excellencies than imperfections. (Joseph Addison).
fault 更全面适用于任何不足和缺点：
例句：
.一个真正的评论家应论述优点多于不足之处. （约瑟夫·爱迪森）。

例句：
.His independence and love of the English were his only faults. (David Livingstone).
.他的独立和对英语的热爱是他唯一的缺点. （大卫·利文斯通）。

Defect denotes a serious functional or structural shortcoming:
Defect 意味严重的功能或结构上的不足：
例句：
.Ill breeding . . . is not a single defect, it is the result of many. (Henry Fielding).
.缺乏教养…并不是一个孤立的缺点，而是由许多缺点引起的. （亨利·菲尔丁）。

Flaw refers to an often small but always fundamental weakness:
Flaw 通常指小而往往是重要的不足之处：
例句：
Flaws in emeralds greatly reduce their value.
祖母绿上的瑕疵大大降低了其价值。

例句：
Experiments revealed a very basic flaw in the theory.
实验揭示了该理论中一个基本的缺陷