玛丽在严格节食中，对吗？

Mary is on a strict diet, isn't she?

Source: Tatoeba

Sentence Composition

1 玛丽 Mǎlì
  1. Mary or Marie (name)
  2. Mali
2 在 zài
  1. to exist; to be alive
  2. (of sb or sth) to be (located) at
  3. (used before a verb to indicate an action in progress)
3 严格 yángé strict; stringent; tight; rigorous
4 节食 jiéshí
  1. to save food
  2. to go on a diet
=5 中 Zhōng
  1. (bound form) China; Chinese
  2. surname Zhong
=5 中 zhōng
  1. within; among; in
  2. middle; center
  3. while (doing sth); during
  4. (dialect) OK; all right
=5 中 zhòng
  1. to hit (a target)
  2. to be struck by (a bullet, illness etc)
  3. to win (a prize or lottery)
6 对 duì
  1. right; correct
  2. towards; at; for
  3. concerning; regarding
  4. to treat (sb a certain way)
  5. to face
  6. (bound form) opposite; facing; matching
  7. to match together; to adjust
  8. to fit; to suit
  9. to answer; to reply
  10. to add; to pour in (a fluid)
  11. to check; to compare
  12. classifier: couple; pair
=7 吗 má (coll.) what?
=7 吗 mǎ used in 吗啡 mǎfēi
=7 吗 ma (question particle for "yes-no" questions)