first grade的意思|示意

The ammonium sulphate also reached the first - grade standard.

硫酸氨也达到头级标准.

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John and Tim have been playmates since the first grade.

约翰和蒂姆从一年级起就是好朋友.

辞典例句

Attends first grade, but soon drops out again.

佛罗斯特上一年级, 但很快再次辍学.

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The person comes the mankind's first grade with double foot tread out.

人类最初的路是人用双脚踩出来的.

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Such protection zones shall be divided into first - grade protection zones and protection zones of other grades.

生活饮用水地表水源保护区分为一级保护区和其他等级保护区.

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Imply the higher protein and various vitamins, is precious fish, first grade vegetables.

含有较高的蛋白质和多种维生素, 为珍贵鱼类, 上品名菜.

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