，人工;
His classmates were labouring with elementary algebra.
他
同学们正在
汁地演算初等代数题。
His classmates were labouring with elementary algebra.
他同学们正在汁地演算初等代数题。
The labouring people tried their best to dam the river.
劳动人民最大努
筑堤防洪。
声明：以上例句、词性分类均由互联网资源自动生成，部分未经过人工审核，其表达内容亦不代表本软件
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