这是一个隆重的庆祝活动。

Zhè shì yī gè lóngzhòng de qìngzhù huódòng.

This is a grand celebration event.

婚礼非常隆重而隆重。

Hūnlǐ fēicháng lóngzhòng ér lóngzhòng.

The wedding is very grand and elaborate.

领奖仪式非常庄重隆重。

Lǐngjiǎng yíshì fēicháng zhuāngzhòng lóngzhòng.

The award ceremony is very dignified and grand.