positively charged
英 [ˈpɒzətɪvli tʃɑːdʒd]
美 [ˈpɑːzətɪvli tʃɑːrdʒd]
带正电荷的
英英释义
adj
- having a positive charge
- protons are positive
双语例句
- Chitin fiber: chitin, also known as chitin, chitin, shell protein from crustacean shells and fungi, algae and other lower plants of the cell wall extract of a positively charged cellulose animals.
甲壳素纤维：甲壳素又称甲壳质、几丁质、壳蛋白，是从甲壳动物外壳及真菌、藻类等低等植物的细胞壁中提取的一种带正电荷的动物纤维素。 - According to this theory, the atoms consist of a positively charged nucleus surrounded by a stream of electrons kept together by attractive forces from the nucleus.
根据这个理论，原子由一个带正电荷的核组成，由于来自核的吸引力，电子流围绕在核的周围。 - Amino acids are positively charged ( cationic) at low pH and negatively charged ( anionic) at high pH.
氨基酸在低ph值下带正电荷（阳离子），在高ph值下带负电荷（阴离子）。 - As clouds become more negatively or positively charged, their electrical potential builds up.
当云层所带的负电荷或正电荷进一步增加时，电位差即可形成。 - Acids produce positively charged hydrogen atoms when dissolved in water.
酸在水中溶解时可生成带正电荷的氢原子。 - All positively charged species in solution must be balanced by equivalent numbers of negatively charged species.
溶液中所有带正电荷物质必须被等量的带负电荷物质所平衡。 - The material that gains electrons becomes negatively charged, while the material that gives up electrons becomes positively charged.
获得电子的材料带负电，失去电子的材料带正电。 - If one or more electrons are removed, the remaining positively charged structure is called a positive ion.
如果移去一个或多个电子，剩下来带正电荷的结构就称为正离子。 - The positively charged central region of an atom, composed of protons and neutrons and containing almost all of the mass of the atom.
原子核原子的正极中心部分，由质子和中子构成，几乎集中了原子的全部质量。 - Alpha particles are positively charged helium nuclei obtained from natural radioactive decay.
α粒子是从天然放射性蜕变得到的带正电的氦核。