delusion
[di'lu:ʒən]
n.错觉, 幻觉, 妄想, 欺骗
例句与用法：
He labours under the delusion that he's a fine actor.
他有个错觉，以为自己是个好演员。
Your hope of promotion is a mere delusion.
你提升的希望只不过是一种幻觉。
His arguments sound convincing but they're based on delusion.
他的论据听起来似乎有理，但根本上是欺骗性的。
词形变化：
形容词: delusional |
详细释义：
n.
1. 迷惑, 欺骗[U]
2. 受骗, 上当[U]
3. 误会, 错觉; 妄想症[C]
Carson suffers from delusions.
卡森患有妄想症。
Tom was under the delusion that he was a VIP.
汤姆怀有错觉, 认为自己是个要人。