为学生所用课桌，从最早的学堂里的八方桌开始，用于学校，学堂学习的桌子应该统一为课桌。
在课桌旁 at the desk
在课桌上 on the desk ; At the desk
课桌椅 Desks And Chairs ; Tables and chairs for education ; Mobilier scolaire ; Student desks ; desks and chairs
在课桌里 in the desk
活动课桌 adjustable desk
可调式课桌 adjustable desk
多人课桌椅 Many desks and chairs ; Double chair
单人课桌椅 Single desks and chairs
一张课桌 a desk
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