The canteen food is dreadful, severely impacting employee health.

食堂的食物太糟糕，严重影响员工的健康。

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The canteen food is poor, so we have become a loyal fan of instant noodle.

饭堂的饭菜很差，于是我们都成了方便面的忠实粉丝。

youdao

The survey found a wide variation in the prices charged for canteen food.

这项调查发现不同的餐厅出售食物的价格存在很大的差别。

《柯林斯英汉双解大词典》

The Salvation Army deployed canteen trucks to the area to provide food.

CNN: Tragedy in Boston: How to help

An additional canteen roved throughout the impacted area supplying food, snacks and beverages to those in need.

CNN: Tragedy in Boston: How to help

Mexican street food came to the London masses with the opening of the lively and fun canteen-style Wahaca -- now with several branches across the capital including Covent Garden and Soho.

BBC: Cheap ethnic eats in London