主菜是牛排，配菜是一份土豆泥。

The main course was steak with a ___side-dish of mashed potatoes.

烤牛肉是我们的主菜，配菜是炒青菜和土豆泥。

The roasted beef is our main course, with stir-fried greens and mashed potatoes as ___side-dishes.