to conceal from, to keep (sb) in the dark

to have one's heart filled with, (to collide) full on, (of farm animals) heavy with young

因对事情不满而责怪

free, unrestrained, to inundate

arteries and veins, network of blood vessels, vascular system (of a plant or animal), (fig.) fabric (i.e. underlying structure, as in 'social fabric'), overall context

不断地向周围扩展，范围在逐渐扩大