pretended

She gave a pretended smile to hide her disappointment.

用法提示：此处pretended作为形容词修饰smile，表示不真实的、假装的微笑。

His pretended ignorance of the situation was obvious to everyone.

用法提示：pretended修饰ignorance，表示虚假的、不是真正的无知。

They lived in a world of pretended happiness.

用法提示：pretended修饰happiness，说明幸福是虚假的、表面的。