Group 1 - The article discusses the evolution of Chinese characters from oracle bone script to modern forms, highlighting the significance of the character for "hundred" which originally represented a specific quantity of millet grains [3] - The character for "star" is explained, detailing its original meaning related to celestial bodies and its various interpretations in astronomy and culture, such as "fixed stars" and "planets" [6] Group 2 - The article emphasizes the cultural and linguistic importance of the character "hundred," illustrating its use in idioms and expressions that convey abundance and success [3] - The character "star" is noted for its broader implications, including its association with notable individuals in various fields, such as "pop stars" and "sports stars," reflecting its metaphorical use in language [6]

Group 1 - The character "采" originally means to pick or gather, as seen in terms like "采茶" (picking tea) and "采药" (gathering herbs) [5] - The character has evolved to include meanings such as collecting, as in "采集" (collecting) and "采访" (interviewing) [6] - It also extends to the concept of selection, reflected in phrases like "采取" (to adopt) and "采购" (to procure) [7] Group 2 - The character "无" has multiple meanings, including the absence of something, as in "人而无信" (a person without trust) [25] - It is used as a negation in sentences, equivalent to "not," such as in "无伤大雅" (not a big deal) [25] - Additionally, "无" can function as a conjunction indicating conditions, similar to "regardless of" [25]