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在房里

in the room

→ 在
phrase Rare #24,749
in the room Indicates being located or doing something inside a room. 里 is a common spoken form meaning “inside” or “in.”
CH: 孩子们在房里看书。
EN: The children are reading in the room.

她把自己关在房里。

She shut herself in her room.

汤姆和玛丽在房里睡着。

Tom and Mary are asleep in the room.

在房里忙工作

Busy working in the room.

— 饮食男女 (1994)