双数

雙數
shuāngshù
even number

CEDICT

  1. (grammar) dual number
  2. (positive) even number
  3. dual number
  4. even number

Wiktionary

偶数。如二、四、六、八、十。

重編國語辭典

  1. 偶数
  2. 数的一种，通常用于指两个人或物

維基詞典

Entry Composition

=1 双 shuāng variant of 双 shuāng
=1 双 shuāng
  1. two
  2. double
  3. pair
  4. both
  5. even (number)
2 数 shù
  1. number; figure
  2. several; a few

Related entries

偶数 ǒushù even number
偶数乘以奇数是偶数，奇数乘以奇数是奇数。

Even times odd is even, odd times odd is odd.

Source: Tatoeba

双号 shuānghào even number (on a ticket, house etc)