The cock's cry is often described by the onomatopoeic word "Luo Luo". Cocks are common birds in rural areas and cities, and their calls are usually loudest in the early morning to remind people of the beginning of a new day. The cock's cry is very unique, with high pitch and loudness, which is easy to attract people's attention. Therefore, people usually use this onomatopoeia word to describe the cock's cry.

In different contexts, the use of onomatopoeia words will be different. For example, in literary works, the author may use it to describe the rooster's crowing sound, so as to create an early morning atmosphere in the countryside. In daily life, people may also use this word to imitate the cock's crow, or to describe other sounds similar to the cock's crow.

In a word, this onomatopoeic word is a commonly used word for cock crow. It can not only accurately describe cock crow, but also play different roles in different contexts.