/ˈdrɔːˌbæk/
~ (of/to sth) |~ (of/to doing sth) a disadvantage or problem that makes sth a less attractive idea 缺点；不利条件 SYN disadvantage, snag
The main drawback to it is the cost.
它的主要缺点是成本高。
This is the one major drawback of the new system.
这是新系统的一大弊端。