infinitesimal
🇺🇸
/ˌɪnfɪnɪˈtesɪml/
🇬🇧
/ˌɪnfɪnɪˈtesɪml/
so small that it is almost impossible to see or measure
The difference between the two numbers was infinitesimal.
兩個數字之間的差異非常微小。