Accumulate over a long period of time. The poem "Accumulate over a long period" in Unit 2 of the first volume of the fifth grade means to accumulate poems expressing homesickness. The purpose is to let students accumulate beautiful poems and experience the author's homesickness and friendship. "The sky is vast, and I am eager for my hometown." Under the empty sky, I feel more homesick. "The cloud that floats across the sky all day may be like a wanderer and never come back." Clouds are floating around all day, and long time no see for distant friends.
Idiom:
Idioms are stereotypes in Chinese vocabulary. Idioms, everyone says they have become words, and so do idioms. Idioms are mostly four-character, and some are three-character, five-character or even more than seven-character. Idiom is a major feature of traditional culture in China, which has a fixed structure and a fixed sentence, indicating a certain meaning. It is applied to a sentence as a whole, with subject, object, attribute and other components. A large part of idioms are passed down from ancient times and represent a story or allusion.