Idiom describing people's hard work.

Doing things in the morning and evening: doing things is self-improvement; Caution: Caution describes being diligent at night, and you should not be negligent, slack off on the wall and steal light. At first, it refers to Kuang Heng digging holes in the wall to attract neighbors to read by candlelight. Described family poverty, struggle for study, struggle for seconds, and between charging and utilization, described thrift. Diligence and slackness means working hard or studying, knowing fatigue, and walking day and night. It also describes China's rapid journey. It is also called day and night, and night is connected with white. Describe stepping up work or learning to catch snow. Describe trying to make up for the clumsy and self-deprecating seat all night: sitting at the table; Leisure time: don't even sit at the table when you are free. I used to mean running around and living in peace. I didn't eat or drink in the busy living room: at night; Clothing: dressing; It's too late to get dressed and eat in the locker room. Things are difficult to handle. It's hard to work hard. Fireflies in snow windows are difficult to learn. It was a few nights with fireflies in the snow window. It is difficult to cure snacks and eat. It is difficult to establish a government. It's not difficult to eat. It's hard to work hard in politics. Worrying about the night, listening to the chicken dance, listening to the chicken crow dance, sword metaphor, and getting up, asking for clothes, getting up before dawn, describing being diligent in political affairs, grinding through the iron casting inkstone, describing being determined to move for a long time, staying up all night, staying up all night: morning and evening; Bandits:; Slack: Slack describes being cautious and hardworking at night and staying awake at night: early; Sleep: go to bed early and go to bed late. Describe hard work, exercise, work hard and strive to be good at it. Get up early and be greedy, get up early and go to bed late. Describe Xin's diligence and diligence. Describe sincerity and enthusiasm. It also means working hard, sleeping and eating, sleeping and eating. Metaphor is extreme anxiety or habitual. This work is very tense. The lamp is yellow, the lamp is green, the oil lamp is yellow and the paper is yellow. This book mentions studying hard. The original intention of the horse is that the horse is in the distance. Although horses are slow and diligent, they are slower than the metaphor of mental retardation. Study hard and pursue academic qualifications. Fireflies reflect the snow in Che Yin's pocket. Sun Kang used snow to show his efforts. The story describes studying hard and stopping the horseshoe. This is a metaphor for stopping and burying efforts. It is a metaphor for studying hard.