Penny听到艾米答应了谢耳朵的求婚说了一句“Oh my God. I can't believe you guys are engaged.”而Sheldon在打电话告诉他妈妈好消息的时候艾米凑过去说了一句“We are engaged."而Howard告诉妻子Bernadette的时候“Sheldon and Amy got engaged. Can you believe it? ”Raj知道谢耳朵和艾米订婚了，于是来到漫画店想给他们送订婚礼物“Sheldon ' in New Jersey being engaged to Amy. I need to buy an engagement gift."

　　在这几句话中出现了一个高频词汇就是engaged：形容词，后接to sb译为“已订婚的人。

　　例句：

　　My daughter is engaged to a young teacher.

　　我女儿和一位年轻老师订婚了。

　　也可以表示“从事工作的，忙于工作的”后面常接in或on

　　She was engaged in protecting wild birds.

　　她从事保护野生鸟类的工作。

　　名词形式为“engagement约定;订婚”

　　I have a lunch engagement with my mom.

　　我和妈妈约好一同吃午饭。

　　announce one's engagement to

　　宣布与...订婚

　　break off one's engagement

　　解除婚约，解约

　　engaged动词形式为engage：

　　1、使从事...

　　He wants to engage himself in foreign trade.

　　他想从事对外贸易。

　　2、聘用某人

　　He engaged my brother as his secretary.

　　他聘用我弟弟当秘书。

　　3、吸引注意;占用时间

　　A personal computer engages his interest now.

　　他正沉迷于个人电脑之中。

　　4、使参加，卷入

　　We engaged him in conversation.

　　我们设法使他加入谈话。

　　5、使某人订婚(多以过去分词当形容词用)