n. 片刻, 瞬间, 重要, 阶段, 力矩

[医] 片刻, 瞬间, 时机, 因素, 矩

n. a particular point in time

n. an indefinitely short time

n. a turning force produced by an object acting at a distance (or a measure of that force)

n. the n-th moment of a distribution is the expected value of the n-th power of the deviations from a fixed value