h two
网络释义
H-TWO-O 碳酸水
two-high h mill 二辊式轧机
two-mouth h baler 双嘴打包机
two-high h scourer 双排洗刷机
two-high h universal mill 二辊式万能轧机
two-high h plate mill 二辊式中厚板轧机
two-high h cogging mill 二辊式轧机
two-high h rolling mill 二辊式轧机
two-high h dressing mill 二辊平整机
two-high h blooming mill 二辊式初轧机
原声例句权威例句
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The drug is nevirapine. If it is given within seventy-two hours after birth, it can often protect babies from H.I.V.
VOA: special.2010.05.24
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So, the first thing we do is put two electrons between h and c, and then two electrons between c and n.
那么，我们先在氢和碳之间放两个电子，然后在碳和氮之间再放两个电子。
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So, we see that the two h atoms separate have a certain energy that's lower than when the electron's not with the atom.
那么，我们看到两个分开的氢原子所具有的能量,比原子中没有电子时更低。
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