What does the person who sent this picture with half love and half thumb mean?

? Originally, the other half should also be loving, but it is a thumb, which means brother. This picture shows that his other half just wants to be his brother.

Network terminology:

Network language refers to the language produced from the network or applied to network communication, including Chinese and English letters, punctuation marks, symbols, pinyin, icons (pictures) and characters. This combination often shows special significance in specific network media communication. In the early 1990s, the ways used by netizens to improve the efficiency of online chatting or humor have gradually formed a specific language.