碧:
The character "碧" originally referred to emerald-green jade, and later extended to signify the color emerald green. In names, it often conveys a sense of vitality and vibrancy.
儿: A child, a young person, or someone who is filial and virtuous.
Meaning: The name Bier carries a soft and melodious tone, with 'bi' symbolizing freshness and purity, while 'er' adds a sense of warmth and cuteness, creating an impression of liveliness and charm.