What does 客室 mean?
客室 is a Japanese noun meaning “guest room, passenger cabin” in English. It is written as 客室 in kanji, きゃくしつ in hiragana, and kyakushitsu in romaji. This word is part of JLPT N2 vocabulary.
Example sentence
乗客が客室で眠っていたときに船は巨大な氷山と衝突した。
The passengers were asleep in their cabins when the ship hit a huge iceberg.