infinitesimal
adj. 极微的；无限小的
n. 极微量
副词：infinitesimally
近义词：microscopic，minute，tiny，minuscule，insignificant，teeny，inconsiderable，diminutive，indiscernible，
英英释义
Noun
- (mathematics) a variable that has zero as its limit
Adjective
- infinitely or immeasurably small;
"two minute whiplike threads of protoplasm" "reduced to a microscopic scale"
例句
用作形容词(adj.)
- The body's annual intake of metallic iron is infinitesimal.人体对金属铁的年摄入量是微不足道的。
- The probability of encountering them again was infinitesimal.重新碰到它们的可能性微乎其微。
- An entire ecosystem is contained in one infinitesimal speck.这样小的细菌也包含有一个完整的生态系统.