必定

bìdìng
  1. to be bound to
  2. to be sure to

CEDICT

Entry Composition

1 必 bì
  1. certainly
  2. must
  3. will
  4. necessarily
2 定 dìng
  1. to fix; to set; to make definite
  2. to subscribe to (a newspaper etc); to book (tickets etc); to order (goods etc)
  3. to congeal; to coagulate
  4. (literary) definitely