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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。
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So, we start on C and then we go up to D-- a whole step.
我们从C开始,然后上升到D,一个全音级
I personally don't like swings that much and it's the B-/B+ range, so I'd much rather prefer that to a swing from A to C, and that's my reason.
我不喜欢成绩波动很大的,比如B-/B+这个范围,所以我还是喜欢像A到C这样小点的,这就是我的原因
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