之中

zhīzhōng
  1. inside
  2. among
  3. in the midst of (doing sth)
  4. during

CEDICT

Entry Composition

1 之 zhī
  1. (possessive particle, literary equivalent of 的 de)
  2. him
  3. her
  4. it
2 中 zhōng
  1. within; among; in
  2. middle; center
  3. while (doing sth); during
  4. (dialect) OK; all right