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共找到 12 与emission 相关的结果，耗时6 ms
emission
有没动词形式?
其他
用于天文上的三个光谱absorption,
emission
,continuous,他们是什么?absorption吸收光谱,
emission
发射光谱,还有一个continous不知道是什么光谱,请解释一下他们是什么,有什么区别?在什么情况下使用哪一种光
物理
阅读理解Didyoufeelitwaswarmerthanbefore?TherehavebeenwarmwinterinChinasince1986saidscientists.Chinaneedstotakequickactiontocutcarbondioxid
英语
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英语
This battery-
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英语
This battery-
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英语
t to go. This
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英语
This battery-
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英语
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英语
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英语
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