交换生用英语说是exchange student还是exchanged student?

交换生用英语说是exchange student还是exchanged student? exchange student 前用a还是an? exchange student这里的exchange是动词还是名词 exchange student是什么意思?发夹的英语怎么说? 用Exchange student造个句,一定要原创, student exchange program是什么意思 exchange student是什么意思 exchange student前加不加the 我是初二学生，英语老师要我们辩论交换生（exchange student）的利弊，我是反方，请告诉我交换生有什么弊端，最 exchange student 和exchange program的 译文 malaysian exchange student scholarship意思 exchange student的意思是什么