sustenance
n[U]
(nourishing quality of) food and drink; nourishment 食物; 营养; 养料
There's not much sustenance in a glass of orange squash. 一杯橙汁饮料没有什麽营养.
weak from lack of sustenance 因缺乏营养而虚弱.
Well, that was delicious! Thanks very much indeed. I know that you are a really good cook.
阿,这顿饭真是太可口了,非常感谢。我知道你是一个非常出色的厨师。
You can't make omelets (or omeletts) without breaking eggs.
有失才有得。
when they would be capable of providing information about traffic jams and suggesting alternative routes, when they would be used in hospitals to help doctors to diagnose illnesses, when they would relieve office workers and accountants of dull, repetitiv