a small container or bottle used for carrying water or other liquids, typically used by hikers, campers, or soldiers
食堂
a room that students are taught in, particularly in a college, school, or university
课堂
a long narrow way in a building that has doors on either side opening into different rooms
https://en.wikipedia.org/wiki/Hallway
furniture we use for working, writing, reading, etc. that normally has a flat surface and drawers
台
describing the constant passage of data between a computer or other device and a user
(计算)互动
a large board with a smooth white surface that we can write on, especially used for teaching or presentations
白板
a small computer that you can take with you wherever you go, and it sits on your lap or a table so you can use it
笔记本电脑
the place or desk usually at a hotel entrance where people go to book a room or check in
接受
each of the different parts of a building that are divided by their own floors, ceilings, and walls, and are used for a specific reason
房间