Withdraw from a group
Group refers to groupchat in Chinese social media. But it has been used in a broader context politically. Since Donald Trump took office as US President, the US has withdrawn from several international organizations, such as Trans-Pacific Partnership Agreement TPP, Paris Agreement, Universal Postal Union and UNESCO.
Buddha-like
The term originated from Japan by a magazine to describe Buddha-like males who live alone and focus on their own hobbies. The term became popular in December 2017 when an article depicting the Buddha-like lifestyle of the first batch of people born after the 1990s.
Being Buddha-like denotes a lifestyle of being plain, does not care about winning, losing or anything and taking things as they are. The adjective can combine with almost any noun, such as Buddha-like teens, Buddha-like passenger, Buddha-like parents or Buddha-like shopping. The wide use of the term shows the passive and listless attitude of teenagers.