基本解释adj.放肆的；无耻的；冒昧的同根派生 英汉例句用作形容词 (adj.)It will be presuming to camp in a person's yard without permission.不获允许就在别人的院子里露营是一种放肆的行为。Are you presuming to tell me how to drive my car?你竟胆敢来指点我怎么开汽车？