n. 因素（factor的复数）

n anything that contributes causally to a result

n an abstract part of something

n one of two or more integers that can be exactly divided into another integer

n a businessman who buys or sells for another in exchange for a commission

n any of the numbers (or symbols) that form a product when multiplied together

n an independent variable in statistics

n (genetics) a segment of DNA that is involved in producing a polypeptide chain; it can include regions preceding and following the coding DNA as well as introns between the exons; it is considered a unit of heredity

v resolve into factors

v be a contributing factor

v consider as relevant when making a decision