This is the 7722nd most frequent French word.
sb
The term "sb" is not a French word. It may be an abbreviation in informal contexts for "somebody" in English.
The term 'demander' here implies requesting assistance from someone, showing polite solicitation.
Je vais demander à Sophie de m'aider avec ce projet.
I will ask Sophie to help me with this project.
The word 'semble' is used to express an impression or assumption regarding someone's state.
Sophie semble être très occupée aujourd'hui.
Sophie seems to be very busy today.
The word 'vu' is utilized to describe the action of witnessing someone doing something.