在室内

Traditional form:

在室內

Pinyin (reading):

zàishìnèi

Definitions:

• indoors

Characters:

• 在 - at, in, on; to exist; used to indicate the present progressive tense
• 室 - house, home; room, chamber
• 内 - inside

Traditional characters:

• 在 - at, in, on; to exist; used to indicate the present progressive tense
• 室 - house, home; room, chamber
• 內 - inside