HANDEDICT汉德词典
HanDeDict 汉德词典
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周期表•週期表zhōu qī biǎo
1 Periodensystem (S, Chem)
元素周期表•元素週期表yuán sù zhōu qī biǎo
1 Periodensystem der Elemente (PSE) (S, Chem)
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