生字

shēng
  1. new character (in textbook)
  2. character that is unfamiliar or not yet studied

CEDICT

  1. birth number (on a birth certificate)
  2. new character (that one is not familiar with); new word

Wiktionary

不熟

重編國語辭典

Examples

用你的詞典查查這些生字吧。

Look up the words in your dictionary.

Source: Tatoeba

Entry Composition