This kind of tea could act as an aid to digestion.
这种茶可以助消化。
---------------------------------------------------------------------------------------------------
act as: 1) do the work of; serve as 当作;充当 2) play the role of 担任……的角色
再如:
A trained dog can act as a guide to a blind person.
一条经过训练的狗可以给盲人当向导。
One of his friends acted as the gobetween in this business.
在这件事中,他的一个朋友充当了中间人。
This kind of tea could act as an aid to digestion.
act as: 1) do the work of, serve as; 2) play the role of
A trained dog can act as a guide to a blind person.
One of his friends acted as the gobetween in this business.