What does sonorous mean?

Musical instruments forcefully describe the rhythm, and are also used to describe Wen Qu's poems with loud tones and lively rhythm.

(1) Haiyan of Modern Wenjie: The sound is crisp and bright, which immediately reminds me of the clang of someone knocking on the rail before the train enters the station.

(2) Modern Yang Mo's Song of Youth Part II Chapter 18: Although Tao Jing's voice is very low, every word is extremely powerful.

(1) Sixty-year Changes of Modern Li Volume I Chapter II: Foreign scholars are silent. Therefore, Tong resolutely refused to let his son enter a foreign school.

(2) Modern Lao She's winter in Jinan: In natural and tropical places, the sunshine is always so poisonous, and the loud weather is a bit scary.