This is another way of saying bad. It means that when things can't develop in a good direction, simply stop taking measures to control and let things continue to develop in a bad direction, which is similar to the meaning of breaking a jar. It is also a hot word on the internet, and it can also be said "bad" directly.
Extended explanation:
It sucks: Lan ㄌㄢˋ. The radical "Lan" is abbreviated as "Lan", which is simplified according to ancient calligraphy. Calligraphy saves pens and is simplified to orchids. Therefore, the radical "diaphragm" is simplified to "orchid"). "Shuowen Jiezi": "Rotten, it is also. From the sound of fire and blue. " Cooking with fire to destroy and decompose solid substances, such as residues, is an example of decay.
Original meaning: Soften due to over-ripening. Rotten, boiled.
Extended meaning: extended meaning refers to "collapse and corruption" The enemy is weakening day by day.
Extended meaning: extended meaning refers to "extremely profound degree" of memorizing lines.
Yi Yan: Also used as a surname.