汉语翻译：
n. 假装, 做作, 矫情
【医】 矫饰, 矫情英语解释：
名词 affectation:

a deliberate pretense or exaggerated display同义词：mannerism, pose, affectedness

I'm disgusted with her affectation.我讨厌她的装腔作势。

I think he is sincere and quite without affectation.我认为他为人诚挚，毫不做作。

Her little affectations annoyed me.她的小动作惹恼了我。