Partical velocity
[电] 粒子速度
🧩 词语组成解析
[电] 质点
🗣️ 情景例句
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Easier said than done.
说话容易做事难。
In the first place, any scientific study requires that there be no preferential weighting of one or another of the items in the series it selects for its consideration.
首先，任何科学研究都要求人们对可供考虑的诸多因素不能厚此薄彼，偏向某一方面。