illusive

投资者被那些诱人的回报承诺误导了，结果发现全是虚幻。

Investors were misled by promises of high returns that proved ___illusive.

在沙漠中，海市蜃楼让口渴的旅人产生了虚幻的希望。

The mirage gave thirsty travelers an ___illusive hope of water.

他对成功的看法过于虚幻，最终在现实中碰了壁。

His vision of success was so ___illusive that it clashed with reality.