如果每周你跑步两三次，你应该可以减肥。

If you went jogging two or three times a week, you could probably lose some weight.

Source: Tatoeba

Sentence Composition

1 如果 rúguǒ
  1. if
  2. in case
  3. in the event that
2 每周 měizhōu every week
=3 你 nǐ you (informal, as opposed to courteous 您 nín)
=3 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.)
4 跑步 pǎobù
  1. to run
  2. to jog
  3. (military) to march at the double
5 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)
=6 三次 sāncì
  1. third
  2. three times
  3. (math.) degree three, cubic (equation)
=6 三次 Sāncì
  1. (～市) Miyoshi (a city in Hiroshima Prefecture, Japan)
  2. Miyoshi (a city in Hiroshima Prefecture, Japan)
  3. Used other than figuratively or idiomatically: see 三, 次.
=7 你 nǐ you (informal, as opposed to courteous 您 nín)
=7 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.)
8 应该 yīnggāi ought to; should; must
9 可以 kěyǐ
  1. can
  2. may
  3. possible
  4. able to
  5. not bad
  6. pretty good
10 减肥 jiǎnféi to lose weight