"食堂打饭阿姨"用英语可以翻译为"canteen lady" 或者 "lady who serves food in the canteen"。
"Canteen" 是英语中的餐厅的意思，"lady" 是指女性。
例句:
The canteen lady gave me an extra serving of rice. (食堂打饭阿姨给了我额外一份米饭。)
I always have a smile for the canteen lady when she serves me my lunch. (当她给我盛饭菜时，我总是给餐厅女工一个微笑。)