虚线

虛線
xūxiàn
  1. dotted line
  2. dashed line
  3. (math.) imaginary line

CEDICT

math

Entry Composition

1 虚 xū
  1. emptiness
  2. void
  3. abstract theory or guiding principles
  4. empty or unoccupied
  5. diffident or timid
  6. false
  7. humble or modest
  8. (of health) weak
  9. virtual
  10. in vain
=2 线 xiàn variant of 线 xiàn
=2 线 xiàn
  1. thread
  2. string
  3. wire
  4. line
  5. (after a number) tier (unofficial ranking of a Chinese city)

classifiers: 條, 股, 根