Where is the center of net negative charge in this molecule?
分子的负电荷，中心在哪？
You've got a positive charge here with a negative charge around it.
正电荷在这儿，负电荷在周围。
You've got negative charge in motion, and it's in a circular orbit.
负电荷在运动，它们处在一个环形的轨道中。
A proton has positive charge and an electron has negative charge.
质子带正电荷，电子带负电荷。
Just as there is a positive charge for every negative charge, there is a light side to every dark side.
正如每个负电荷都有其对应的正电荷一样，每个黑暗面都有其对应的光明面。
The hydroxyl ion has a negative charge.
氢氧根离子有一个负电荷。
The hydroxyl ion has a negative charge .
氢氧根离子有一个负电荷。
Each electron bears a single negative charge.
每一个电子都带有一个负电荷。
An electron has a negative charge, a proton has a positive charge.
电子带负电荷，质子带正电荷。
We have the minus because we're adding a negative charge from the electron.
有这个负号的原因是，我们得到一个电子后增加了一个单位负电荷。
The remaining negative charge can be spread out or delocalize over three atoms.
剩下的负电荷被分散或离域遍及到三个原子。
Air negative charge ion concentration (ANCIC) has a close relationship with air quality.
空气负离子浓度与空气环境质量密切相关。
Air negative charge ion concentration (ANCIC) has a close relationship with air quality.
空气负离子浓度与空气环境质量密切相关。
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