勇敢，无畏，勇气，胆量使人带有沉着、自信和决心面对危险、恐怖或世事无常的心理素质或状态；勇气 The state or quality of mind or spirit that enables one to face danger, fear, or vicissitudes with self-possession, confidence, and resolution; bravery.
她假装沉着。 She affect composure.
泰然自若，沉着不受影响或不尴尬；冷静 Freedom from affectation or embarrassment; composure.
他在困难环境中表现得极沉着。 He showed great composure in difficult situations.
