She was jumping up and down.
她上上下下地
。
She was jumping up and down.
她上上下下地。
Most teachers hold that students will come to no great harm if they go to a discotheque now and then.
多数教师认为学生们偶尔上上迪斯科舞厅并无害。
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上例句、词性分类均由互联网资源自动生成，部分未经过人
，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
