The success of the food halls in large stores is due to their convenience.
大商店餐饮部的成功源于它们的便利性。
They steadily worked their way through free food and the occasional libation.
他们总能设法吃到白食，时不时还能喝上两杯。
I don't think Botswana, due to the climate, could ever be self-sufficient in food.
由于气候因素，我认为博茨瓦纳不可能在食物方面自给自足。
Other people depend on them for food and clothing and all that.
其他人指望着他们提供吃、穿及诸如此类的东西。