The pinyin for flea is: zǎo, and its related contents are as follows:

1. Morphological characteristics of silkworm: The larva of silkworm is long and cylindrical, consisting of three parts: head, thorax and abdomen. The head is black or brown with a pair of antennae and mouthparts, the thorax has three pairs of legs and two pairs of wings, and the abdomen has nine segments, each with a pair of gastropods. Adult silk moths usually have wings, antennae, and feet, but are generally unable to fly.

2, the habits of silkworms: the habits of silkworms mainly include the following aspects, food: silkworms mainly feed on mulberry leaves, but there are varieties of other plants can be eaten leaves. Like moisture: silkworms like to live in a warm and humid environment, but too wet will lead to disease and death. Fear of heat: Silkworms are susceptible to disease and death in hot environments, so they need to be kept at the right temperature. Group living: Silkworms like to live in groups.

3, the breeding value of silkworms: the breeding value of silkworms is mainly reflected in the following aspects, silk manufacturing, silk is a high-quality natural fiber, can be used to make silk, satin and other high-grade textiles. Protein source, silkworm pupa is a high protein food. Scientific research, silkworm as an important insect, in biology, entomology and other fields with important research value.

Relation of Pinyin

1, the history and development of Pinyin: Pinyin was first proposed by Qu Qiubai, Wu Yuzhang and others, and began to be popularized for use in the 1930's. In 1955, the Chinese government announced the Hanyu Pinyin Program, which is the official version of Pinyin, and has been widely used in the fields of education, culture, science and technology. fields of education, culture, science and technology.

2. The composition and rules of Pinyin: Pinyin consists of consonants, rhymes and tones. The consonants are the letters at the beginning of pinyin, the rhymes are the letters in the main part of pinyin, and the tones are the symbols at the end of pinyin. The combination of consonants and rhymes represents the pronunciation of a Chinese character, and the addition of tones represents the standard pronunciation of that character. The rules of Pinyin include the rules for spelling consonants and rhymes, the rules for labeling tones, and so on.

3. Role and application of Pinyin: Aiding in the teaching of Chinese characters: Pinyin is widely used in teaching Chinese characters in primary education, and through the study of Pinyin, primary school students can master the pronunciation and spelling of Chinese characters more easily. Promote cultural exchange: The popularization of Pinyin makes it easier for people from different regions and dialects to communicate with each other.