negatively charged
英
美
带负电荷的
英英释义
adj
- having a negative charge
- electrons are negative
双语例句
- The neutrally charged water was attracted to the negatively charged balloon because the water molecules were polarized.
由于水分子被极化，不带电的水即被带负电荷的气球吸引。 - Both the rubber and the pith ball are negatively charged.
这时，橡胶棒和木髓球两者都带负电荷。 - The atom is a basic unit of matter consisting of a dense, central nucleus surrounded by a cloud of negatively charged electrons.
原子是物质的基本单位组成了一个密集，中央核周围有云带负电荷的电子。 - This caused my hair to become positively charged and the balloon to become negatively charged.
这样，我的头发就带上正电，而气球带上负电。 - Cronin and his team begin by creating salts from negatively charged ions of the large metal oxides bound to a small positively charged ion such as hydrogen or sodium.
克罗宁和同事通过从大分子金属氧化物中提取负电荷离子形成盐溶液，来束缚氢或者钠一些较小的正电荷离子； - 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。 - A body is negatively charged when it has electrons in excess of its normal number.
物体所含电子超过其正常数目时，该物体就带负电。 - Some copiers, mostly older analog copiers, employ a positively charged drum and paper, and negatively charged toner.
一些复印机，其中大部分是老式模拟复印机，采用了带正电荷的硒鼓和纸张，碳粉和负电荷。 - 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）。 - The drops are usually negatively charged, but occasionally one with a positive charge is found.
这些油滴一般都带负电，但偶尔也发现有带正电的。