a. 〔行动〕公开的,不加隐瞒的 ≠ covert
Overt race discrimination is illegal. 公然的种族歧视是非法的。
There was little overt support for the project. 对这个项目公开表示支持的很少。
BrE /əˌbriːviˈeɪʃn/