单词：hybrid waveguide junction
混合波导管连接
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By Gilbert da Costa Abuja 23 September 2006 A high-level meeting on the role of science and research in combating desertification in sub-Saharan Africa opened in Niamey, the capital of Niger, on Saturday. Desertification adversely affects the lives
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A Beautiful DollTina is a lovely girl. She has a lot of dolls. One of these dolls is very beautiful. She has long blond hair and wears a white dress. The little girl likes her very much. She called her Sandy. You would forget all the sad things and b
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