particle finite element method 基于粒子有限元方法
particle element 基本粒子元
particle discrete element 颗粒离散元
Stark's only option is to create a new element—which he does by constructing a particle accelerator in his workshop out of some metal tubes.
斯塔克唯一的选择就是去创造一种新元素，他利用一些金属管在自己的工作室中搭建了一台用以创造新元素的粒子加速器。
For one particle, element and subsystem of the system, there is no order to say.
对于系统内的桌一粒子、要素、子系统来说是并无有序的概念可言。
The atom is accepted as the smallest particle of matter. There can be atoms of copper, for example, or of neon or of uranium or of any element.
人们普遍认为：原子是物质的最小颗粒。比如，可能有铜原子存在，或者氖原子，或者铀原子，或者任何元素的原子存在。
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