2 sentences for 庄重 (zhuāng​zhòng — solemn)

1. 这里的宗教礼仪非常繁琐且庄重。

   zhè​lǐ de zōng​jiào lǐ​yí fēi​cháng fán​suǒ qiě zhuāng​zhòng.

   The religious rituals here are very elaborate and solemn.

   Source: Dong Chinese Dictionary

2. 在这个庄重的时刻，我们共同缅怀先烈。

   zài zhè​ge zhuāng​zhòng de shí​kè, wǒ​men gòng​tóng miǎn​huái xiān​liè.

   At this solemn moment, we together commemorate the martyrs.

   Source: Dong Chinese Dictionary