Mass velocity
[化] 质量流速
🧩 词语组成解析
mass
[mæs]
n. 大量，大多;块，堆，团;[物理学]质量;弥撒曲;
vt.& vi. （使）集中，聚集;
adj. 群众的;大规模的;整个的;集中的;
vi. 聚集起来;
vt. 使集合;
🗣️ 情景例句
And I would like to introduce the young man
现在我希望向大家介绍这位年轻人
Experience keeps a dear school, but fools learn in no other.
吃亏学乖代价高，笨汉非此学不好。
Snakes did not acquire their poison for use against man but for use against prey such as rats and mice, and the effects on these of viperine poison is almost immediate.
因为蛇有毒液不是用来对付人的，而是对付它的猎物，诸如鼠类，毒液对这些猎物会立刻起作用。