plethora hydraemica翻译
plethora scanty过剩
plethora of过剩的
plethora polycythaemica翻译
serous plethora[内科] 浆液性多血
plethora a多余;多血症;过多
plethora newborn新生儿多血症
N-SING（单数型名词） A plethora of something is a large amount of it, especially an amount of it that is greater than you need, want, or can cope with. 过剩 [正式]
A plethora of new operators will be allowed to enter the market.
过多的新经营者将获准进入市场。