1. 我以為我看見(jiàn)鬼了，其實(shí)只是一種幻覺(jué)。
   I thought I saw a ghost but it was just an optical illusion.
2. 譫妄一種暫時(shí)精神混亂和神志不清的狀態(tài)，由高燒、酒醉、休克、震驚或其它原因導(dǎo)致。其癥狀是：焦慮、迷失方向、發(fā)生幻覺(jué)、妄想、顫抖和說(shuō)胡話
   A temporary state of mental confusion and clouded consciousness resulting from high fever, intoxication, shock, or other causes. It is characterized by anxiety, disorientation, hallucinations, delusions, trembling, and incoherent speech.
3. 吸毒成癮的人常常產(chǎn)生幻覺(jué)。
   Drug addicts often hallucinate.
4. 擬精神幻覺(jué)的能引起幻覺(jué)、幻想或其它精神病癥狀的，用于藥物
   Tending to induce hallucinations, delusions, or other symptoms of a psychosis. Used of a drug.
5. 他抱有她愛(ài)他的幻覺(jué)，但他錯(cuò)了。
   He cherished the illusion that she loved him, but he was wrong.

覺(jué)的英語(yǔ)翻譯：