principal focus是什么意思


中文翻译主焦点

网络释义

1)principal focus,主焦点2)primary focus,principal focus,principal focus point,Focus,principal,point of.,主焦点<光>3)apofocus[,æpə'fəukəs],远主焦点4)Main concentrating point (MCP),主要聚焦点5)topic and focus,主题与焦点6)Preposed-topic,主位焦点化

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