zhè / zuò / gǔ / lǎo / de / chéng / bǎo / zài / wù / zhōng / xiǎn / de / xū / wú / piāo / miǎo / fǎng / fú / suí / shí / huì / xiāo / shī

这座古老的城堡在雾中显得虚无缥缈，仿佛随时会消失。

This ancient castle looked illusory in the mist, as if it might disappear at any moment.