这两条线成直角相交。

These two lines cut across each other at right angles.

Source: Tatoeba

Sentence Composition

=1 这 zhè
  1. (pronoun) this; these
  2. (bound form) this; the (followed by a noun)
  3. (bound form) this; these (followed by a classifier) (in this sense, commonly pr. zhèi, esp. in Beijing)
=1 这 zhèi (coll.) this
2 两 liǎng
  1. two
  2. both
  3. some
  4. a few
  5. tael, unit of weight equal to 50 grams (modern) or 1⁄16 of a catty 斤 jīn (old)
3 条线 tiáoxiàn functional line within an organization
=4 成 Chéng
  1. surname Cheng
  2. short name for Chengdu 成都 Chéngdū
=4 成 chéng
  1. to succeed
  2. to finish
  3. to complete
  4. to accomplish
  5. to become
  6. to turn into
  7. to be all right
  8. OK!
  9. one tenth
5 直角 zhíjiǎo a right angle
6 相交 xiāngjiāo
  1. (of roads, lines etc) to intersect
  2. (of people) to associate with one another; to become friends