adj.密室中的；后房的；幕后的
n.后房；密室
The surgeon's success depended on the boys in the backroom who had invented the new heart machine. 這位外科醫(yī)生的成功全靠那些發(fā)明新型心臟機(jī)器的默默無聞的實(shí)干家。
用作名詞 (n.)In the backroom study stood two desks side by side. 在里屋書房里，有兩張桌子并排放著。
