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What is a flaw?
Defect (defect)

Spots and stains "Fayuan Zhu Lin" Volume 119: "Strong frost heart, bright jade face, like Piqiong _, bright and flawless."

Chinese name: defect

Pinyin: Greek m: n

ㄒㄧㄚㄉˇ Athena Chu

Explanation: spots and stains

Math:

If the function f(x) is unbounded in any neighborhood of point A, then point A is called the deficient point of function f(x) (also called unbounded discontinuous point). Improper integral of unbounded function is also called loss integral.

The point in the integral limit of generalized integral that makes the integral function nonexistent.

Make sentences:

1. Even with a magnifying glass, I can't find any defects on the porcelain.

This gem is flawless.

I don't see any shortcomings in Xiaoming.

This painting is so wonderful that you can't see any defects at all.

A cup worth thousands of dollars is really extraordinary, and you can't see any flaws.