lunchroom的复数形式怎么拼写？

lunchroom的音标：lunchroom的英式发音音标为：['lʌntʃru:m]lunchroom的美式发音音标为：['lʌntʃˌrum, -ˌrʊm]...

Excuse me, could you tell me where the lunchroom is?对不起, 你能告诉我午餐室在哪儿 吗 ?It was resolved that our schoo 1 have a lunchroom.我们学校决定开一间午餐厅.He tried to elbow me off the line in the lunchroom.他想用肘把我挤出餐厅的候餐行列....

n.（学校等的）餐厅...