First, in the dead of winter [ló ng d not ng]?
The coldest period in winter; winter
Second, grand? [long zhong]?
Grand and solemn.
Third, the dome [qióng lóng]?
Refers to the way the sky hangs around the middle height, and also refers to the way it rises into an arch.
Fourth, boom [h not ng l not ng]?
Describe thunder, explosion, machine sound, etc.
5. Changqing? [dragon spirit]?
Deep feelings.
Extended data:
First, the definition of dragon
1, Shanda.
2. prosperity.
3. profound; Depth.
Second, etymological explanation.
Being born and growing tall is a model of prosperity. Original meaning: grand, heavy and deep. Yan Yi: Prosperity.