体内 tǐ nèi

within the body; internal to; in vivo (vs in vitro)

Word data

HSK Not in HSK
Frequency 2892nd word

Definitions

  1. 1. within the body
  2. 2. internal to
  3. 3. in vivo (vs in vitro)

Characters

Character Meaning
体 tǐ HSK 2
body; form; style
内 nèi HSK 4
inside; within; inner