exacting

Từ điển American Heritage Dictionary 4th

ex·act·ing (ĭg-zăkʹtĭng)adj.
1. Making severe demands; rigorous:
an exacting instructor.
2. Requiring great care, effort, or attention:
an exacting task.
See Synonyms at burdensome. ex·actʹing·ly adv.ex·actʹing·ness n.

• Từ đồng nghĩa / Synonyms:
  exigent, stern, strict, fastidious