在你忘記之前把它寫下來。

Write it down before you forget it.

Source: Tatoeba

Sentence Composition

1 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)
=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 忘記 wàngjì to forget
4 之前 zhīqián
  1. before
  2. prior to
  3. ago
  4. previously
  5. beforehand
=5 把 bǎ
  1. to hold; to grasp
  2. to hold a baby in position to help it urinate or defecate
  3. handlebar
  4. classifier: handful, bundle, bunch
  5. classifier for things with handles
  6. (used to put the object before the verb: 把 bǎ + {noun} + {verb})
=5 把 bà handle
=5 把 pá
  1. (obsolete on its own in Standard Chinese) alternative form of 爬 (pá, “to scratch”)
  2. a surname
  3. alternative form of 爬 (pá, “to scratch”)
=6 它 tā it
=6 它 tā it (pronoun for an animal)
=6 它 tuō
  1. alternative form of 駝 /驼 (tuó)
  2. used in 它它藉藉／它它借借
=6 它 yí only used in 它它
7 寫下來 xiěxiàlái to write down