- 双语例句 更多例句
1、
The hydrogens no longer eclipse each other and are said to be staggered.
氢原子彼此之间不再是重叠的,而是交叉的了.
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2、
3、
4、
The other two activated hydrogens still can take place mannich reaction with amine and formaldehyde.
余下的两个活性氢位置仍然能与胺类、醛类发生曼尼期碱的缩合反应.
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5、
A methane molecule is composed of one carbon atom attached to four hydrogens.
甲烷分子由1个碳原子与4个氢原子构成。
《柯林斯高阶英汉双解学习词典》
6、
Those that are aligned perpendicular to the plane are called axial hydrogens.
与平面垂直定向的氢叫做直立氢.
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7、
一旦星光增强,氢原子中的电子最后就会被打掉, 形成离子.
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- 相关词组
- hydrogen blistering氢爆皮;
- hydrogen bridges氢桥;
- hydrogen arsenide砷化（三）氢，胂;
- hydrogen peroxiden.过氧化氢;
- hydrogen donator授氢体;
- heavy hydrogenn.重氢;
- hydrogen sulfide氢化硫;
- hydrogen acceptor氢受体，水合质子受体;
- hydrogen bomb氢弹;
- hydrogen attack氢侵蚀;氢蚀;
- hydrogen bombsn.氢弹( hydrogen bomb的名词复数 );
- hydrogen nitride氨(NH3);氮化氢;
- hydrogen production氢的生产，制氢;
- hydrogen bond氢键;
- atomic hydrogen welding原子氢焊;
- atomic hydrogen原子氢;
- hydrogen cyanide氢氰酸;
- 今日热词
- 热门搜索
- generator n.发电机，发生器;电力公司;生产者，创始者;[乐]基础低音;
- chairman n.主席;主持人;总裁;
- threaten v.恐吓;对…构成威胁;
- pottery n.陶器;陶器厂[作坊];<集合词>陶器类;陶器制造（术）;陶土;制陶作坊;制陶手艺;制陶技艺
- cleaner n.保洁员;清洁剂;吸尘器;干洗店;
- wing n.（机）翼，翅膀;侧厅，边厢;（汽车）挡泥板;（尤指政治组织的）派;边锋;飞行资格;v.飞（行）;赶往;
- resistance n.抵抗;阻力;抗力;电阻;
- patience n.容忍;毅力;单人纸牌游戏;
- reservation n.预订;保留意见;保留地;
- this pron.这，这个;这事，这人;这时;下面所说的事;adv.这样地;就是这样;这么地;
- industry n.工业;产业（经济词汇）;工业界;勤劳;
- healthy adj.健康的;健全的;大量的;有益于健康的;
