You must be an Aikido Shinju-kai member for a minimum of 3 months before you are eligible to go for your first Grading.

你必须已成为合气道心柔会会员最少有三个月，才能参与你的首次考试。

youdao

You must be an Aikido Shinju-kai member for a minimum of 3 months and be at least 6 years of age before you are eligible to go for your first Grading.

你必须已成为合气道心柔会会员最少有三个月，并最少为六岁或以上，才能参与你的首次考试。

youdao

In the A, B, C, D and F grading system, the first four letters are typically considered passing grades.

在 A、B、C、D 和 F 评分体系中，前四个字母通常被认为是及格。

youdao

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