exudation

名词 exudation:

1. a substance that oozes out from plant pores
   同义词：exudate
2. the process of exuding; the slow escape of liquids from blood vessels through pores or breaks in the cell membranes
   同义词：transudation

ex.u.da.tion

n.（名词）
The act or an instance of oozing forth.
渗出：渗出的行为或事例
An exudate.
渗出物

【引伸】
ex.uda.tive
adj.（形容词）