1.
(chemistry) having a valence of three.
（化学）有三价原子的。
2.
Containing three univalent basic atoms or radicals per molecule. Used of a base or salt.
三碱式的每个分子中含有三个一价碱性原子或原子团的。用于碱类或盐类
3.
Containing three replaceable hydrogen atoms per molecule. Used of an acid.
三元的三代的，三碱（价）的每个分子中含有三个可取代的氢原子的。用于酸类
4.
Containing three sodium atoms.
三钠含有三个钠原子的
5.
The number of atoms in a molecule.
原子数，原子价，化合价单质分子中的原子数
6.
Containing three atoms per molecule.
三原子的三代的每个分子中包含有三个原子的
7.
Having a valence of5.
五价的有五个原子价的
8.
A divalent atom or radical.
二价原子二价的原子或基
9.
REDUCTION AND X-RAY IRRADIATION OF TRIVALENT SAMARIUM IONS DOPED IN BARIUM BOROPHOSPHATE
硼磷酸钡中三价钐离子的还原和X射线辐照效应
10.
A molecule of ammonia is made up of one atom of nitrogen and three atoms of hydrogen.
氨分子包含一个氮原子和三个氢原子。
11.
It is to reduce Eu3+ into Eu2+ with electrolyzation method.
采用电解的方法将三价铕还原成二价。
12.
The valence atom of an alkali-metal atom has two states.
碱金属原子的价原子具有两种能态。
13.
This ten-dollar hat is now on sale for five.
帽子大减价，原价10 美元，现价5 美元。
14.
(chemistry) haveing a valence of four.
（化学）有四价原子的。
15.
(chemistry) having a valence of five.
（化学）有五个原子价的。
16.
Every carbon atom has four bonds.
每个碳原子的价键为四。
17.
(chemistry) having a valence of two or having two valences.
（化学）有二个原子价之一的，或有两个原子价的。
18.
A valence elect ron can move away f rom it satom, leaving it a hole.
价电子能够脱离其原子给原子留下一个空穴。