在这个密码里,每个数字取代了一个字母。

In this secret code, each number stands for a letter of the alphabet.

Source: Tatoeba

Sentence Composition

1 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 这个 zhège
  1. (pronoun) this
  2. (adjective) this
3 密码
  1. cipher; secret code
  2. password; PIN
=4 variant of
=4
  1. lining
  2. interior
  3. inside
  4. internal
  5. also written
=4 Li (surname)
=4
  1. li, ancient measure of length, approx. 500 m
  2. neighborhood
  3. ancient administrative unit of 25 families
  4. (Tw) borough, administrative unit between the township zhèn and neighborhood lín levels
5 每个 měi each; every
6 数字 shù
  1. numeral
  2. digit
  3. number
  4. figure
  5. amount
  6. digital (electronics etc)

classifier:

7 取代 dài
  1. to replace
  2. to supersede
  3. to supplant
  4. (chemistry) substitution
=8 le
  1. (completed action marker)
  2. (modal particle indicating change of state, situation now)
  3. (modal particle intensifying preceding clause)
=8 liǎo
  1. to finish
  2. (used with or after a verb to express (im)possibility, as in 忘不了 wàngbuliǎo "cannot forget")
  3. (literary) (usually followed by a negative such as or ) completely (not); entirely (not); (not) in the least
  4. to understand clearly (variant of liǎo)
=8 liǎo
  1. (of eyes) bright
  2. clear-sighted
  3. to understand clearly
=8 liào unofficial variant of liào
=9 一个 ge
  1. a; an; one
  2. the whole (afternoon, summer vacation etc)
=9 一个
  1. Combination of the numeral (“one”) and the generic classifier : a; an; one
  2. same
10 字母 letter (of the alphabet)

classifier: