当你深深地迷恋上了某人时，就可以用表达“have a crush on someone”。不过这并不意味着对方对你抱有同样的感情，他们可能并不知道你有这样的感觉。
When I was at school I had a crush on one of my teachers.
I never told you this before but I had a real crush on you at university.
She had a crush on him for ages but never worked up the courage to tell him.
如果某人遭受了挫折，感到心情低落、垂头丧气，我们则可以说“You are crushed by something”。
He was crushed when his favourite pop singer got married.
She was crushed when her team was knocked out of the competition.