子弹
How to Understand
子弹 (zǐ dàn) refers to a bullet, the small projectile fired from a gun or other firearm. It is distinct from other terms like 'round' or 'ammunition,' which can refer to the entire cartridge, including the casing and propellant.
The character 子 (zǐ) originally meant 'child' or 'offspring,' but in this context, it functions as a noun suffix often used in compound words. 弹 (dàn) means 'to shoot' or 'projectile.' Together, they form a term that specifically denotes a bullet.
子弹 is commonly used in both everyday language and formal contexts, such as in discussions about firearms, military operations, or crime. It is also used metaphorically in expressions like “他的话像子弹一样击中了我” (His words hit me like a bullet), meaning someone's words were very impactful.