一年级的用法和样例:
例句
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助学金通常在大学一年级之后逐渐减少。
Financial aids generally taper off after the first year of college.
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一年级时他和一个来自另一个村子的男孩结成了好朋友。
In the first form he palled up with a boy from another village.
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最小的儿童上一年级,最大的上六年级。
The youngest children are in the first form, the oldest in the sixth form.