例: Most things are balanced – with equal numbers of electrons and protons.
大部分物体都是电荷平衡的——含等量的电子和质子。
例: a type of radiation that displaces electrons from atoms.
一种置换原子中的电子的放射反应。
例: an electron microscope capable of viewing single atoms.
一种能够观看到单粒原子的电子显微镜。
例: As these electrons are negatively charged they will attempt to repel each other.
这些电子荷负电,所以它们会互相排斥。