Pinyin: y and pê shí há n.
Source: Pre-Qin Monk's "On Mencius": "Although there are things that are easy to live in the world, if it is violent for one day and cold for ten days, nothing can live. "
Even creatures that are easy to grow in nature can't survive if they are exposed to the warm sun for one day and frozen for ten days.
Use: combined; As subject, attribute and object; With a derogatory connotation.
Synonym: half-hearted, with a beginning and no end, endless virtue.
Antonym: Perseverance, beginning and end, beginning and end.
Sentences are exposed to the cold.
1, study with patience and don't be cold.
2, do everything with perseverance, and never expose yourself to the cold.
I have attended several cram schools in these years, but all of them are a waste of money.
The teacher encouraged us to stick to everything and avoid being exposed to the cold.
5. Being left out in the cold, there is no reward without persistence.