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单词 像点
例句 DEFINITIVE EXAMPLES 权威例句〔image〕Mathematics A set of values of a function corresponding to a particular subset of a domain.【数学】 像,像点:函数中与某一集合中特定变量相对应的变量美国传统〔spunk〕He spunked up like tinder.他像点着的火绒般发火了。英汉大词典〔virtual focus〕The point from which divergent rays of reflected or refracted light seem to have emanated, as from the image of a point in a plane mirror.虚焦点:似乎发出分散的反射光线或折射光线的点,如同从平面镜的一像点发出一般美国传统
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