如果你想變瘦，就應該少點在正餐以外吃零食。

If you want to become thin, you should cut back on the between-meal snacks.

Source: Tatoeba

Sentence Composition

1 如果 rúguǒ
  1. if
  2. in case
  3. in the event that
=2 你 nǐ you (informal, as opposed to courteous 您 nín)
=2 你 nǐ you (Note: In Taiwan, 妳 is used to address females, but in mainland China, it is not commonly used. Instead, 你 is used to address both males and females.)
3 想 xiǎng
  1. to think (about)
  2. to think of; to devise
  3. to think (that); to believe (that)
  4. to desire; to want (to)
  5. to miss (feel wistful about the absence of)
4 變瘦 biànshòu to lose weight; to become thin
5 就 jiù
  1. (after a suppositional clause) in that case; then
  2. (after a clause of action) as soon as; immediately after
  3. (same as 就是 jiùshì) merely; nothing else but; simply; just; precisely; exactly
  4. only; as little as
  5. as much as; as many as
  6. to approach; to move towards
  7. to undertake; to engage in
  8. (often followed by 着 zhe) taking advantage of
  9. (of food) to go with
  10. with regard to; concerning
  11. (pattern: 就 jiù ... 也 yě ...) even if ... still ...
  12. (pattern: 不 bù ... 就 jiù ...) if not ... then must be ...
6 應該 yīnggāi ought to; should; must
=7 少 shǎo
  1. few
  2. less
  3. to lack
  4. to be missing
  5. to stop (doing sth)
  6. seldom
=7 少 shào young
8 點 diǎn
  1. to touch briefly; to tap
  2. to mark with a dot; to check off (on a list)
  3. to order (food etc); to select
  4. to mention; to bring up (a topic or person)
  5. to hint at; to imply
  6. to administer (eye medicine etc) in drops
  7. to light (a fire, a lamp etc); to ignite
  8. to nod (one's head) in agreement; to beckon by moving (one's hand) up and down
  9. point; dot; spot; speck
  10. dot stroke in Chinese characters
  11. (math.) decimal point
  12. point in time or space
  13. (after a number) o'clock
  14. a small amount; a bit; (after a verb or adjective) a bit more
  15. classifier for small amounts
9 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)
10 正餐 zhèngcān
  1. (regular) meal
  2. full meal
  3. main course
11 以外 yǐwài
  1. apart from
  2. other than
  3. except for
  4. external
  5. outside of
  6. on the other side of
  7. beyond
=12 吃 chī
  1. to eat; to consume
  2. to eat at (a cafeteria etc)
  3. to eradicate; to destroy
  4. to absorb
  5. to suffer (shock, injury, defeat etc)
=12 吃 chī variant of 吃 chī
13 零食 língshí snack; nibbles