In order to examine these microscopic features of a piece of wood it is necessary either to macerate the sample or to prepare thin sections.
Macerate : to steep an herb in fat, such as done with salve and ointments
浸漬（ macerate ） ：把藥草浸在油脂中，就像製作油膏那樣。
Then put into stainless steel vats where they macerate in cold during one week before beginning to ferment
It is used in the macerate tank of some assembleline and can form qualified phosphating film
The grapes are put into stainless steel vats where they macerate in cold during one week before beginning to ferment