blemishing

英 [ˈblemɪʃɪŋ]

美 [ˈblemɪʃɪŋ]

v. 破坏…的完美; 玷污
blemish的现在分词

N-COUNT 污点；瑕疵；疤痕
A blemish is a small mark on something that spoils its appearance.
1. Every piece is closely scrutinised, and if there is the slightest blemish on it, it is rejected.
  每一件物品都经过严格检查，稍有瑕疵就会被退回。
N-COUNT 缺点；缺陷；不足
A blemish on something is a small fault in it.
1. This is the one blemish on an otherwise resounding success.
  如果没有这个小小的失误，这就是一次彻底的胜利。
VERB 玷污；损害
If something blemishes someone's character or reputation, it spoils it or makes it seem less good than it was in the past.
1. He wasn't about to blemish that pristine record.
  他本不想去玷污那清白的过去。

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The pearls have a beautiful medium luster with light blemishing.
有一个美丽的珍珠光泽中轻毁。
In this paper, the problem of color blemishing caused by the "white dust" on the surface of pure-colored tile that occurs in the polishing process is investigated, its mechanism is analyzed and solutions to this problem are suggested.
本文介绍了在抛光加工过程中纯色瓷质抛光砖表面出现的白色灰雾现象所引起的色脏问题，并着重对其机理进行了分析，为进一步解决色脏问题提出了相应的改进措施。
The physico-chemical properties changed due to the granules surface blemishing, the granularity decreasing, the specific surface area increasing, the crystal structure being destroyed, the amylopectin content decreasing, the molecular weight reducing, the functional group changing and so on.
淀粉颗粒表面缺陷，粒度减小，比表面积增大，结晶结构被破坏，支链淀粉含量降低，分子量减小和官能团等结构变化导致了理化性质发生变化。