这首歌歌词寄托了作者对故乡的思念之情。

Zhè shǒu gē gēcí jìtuō le zuòzhě duì gùxiāng de sīniàn zhī qíng.

The lyrics of this song express the author's deep nostalgia for his hometown.

那封信是她对未来的希望和寄托。

Nà fēng xìn shì tā duì wèilái de xīwàng hé jìtuō.

That letter represents her hopes and aspirations for the future.

这个项目寄托了我们对未来社会的期望。

Zhège xiàngmù jìtuō le wǒmen duì wèilái shèhuì de qīwàng.

This project embodies our expectations for the future society.