三項

三项
sānxiàng
  1. three items
  2. three events
  3. three terms
  4. tri-
  5. trinomial, ternary (math.)
  6. triathlon (abbr. for 三項全能)

CEDICT

math

Entry Composition

1 三 sān
  1. three
  2. 3
2 項 xiàng
  1. back of neck
  2. item
  3. thing
  4. term (in a mathematical formula)
  5. sum (of money)
  6. classifier for principles, items, clauses, tasks, research projects etc