我姐姐是学生
My sister is a student
以上为机器翻译结果，长、整句建议使用 人工翻译 。
我姐姐是一位小学老师。一次一个学生告诉她说一只鸟儿在教室外罔的树上垒了个窝。
My sister, a primary school teacher, was informed by one of her pupils that a bird had built its nest in the tree outside the classroom.
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