Its interest was to offer an argument that could remedy a major defect of UNESCO’s anti-racist doctrine.
其用意在于提供一种论证，以弥补联合国教科文组织反种族主义学说的重大缺陷。
Glass stone is a major defect harmful to the diaphaneity and appearance of glass and reduces the usefulness of glass products.
结石是玻璃的一种严重缺陷，妨碍玻璃的透明性，也影响制品的外观，降低制品的使用价值。
Glass stone is a major defect harmful to the diaphaneity and appearance of glass and reduces the usefulness of glass products.
结石是玻璃的一种严重缺陷，妨碍玻璃的透明性，也影响制品的外观，降低制品的使用价值。
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