In Thai language, 'จนถึง (jon thʉ̌ng)' is a conjunction that is used to express the idea of 'until' or 'up to'. This can be used in the sense of both time and place. For time, it can imply an ongoing action that continues up until a specific point in time. For place, it indicates the extent of a movement or action up to a certain place or location. This term is versatile and can be used in a variety of contexts and sentence structures.