Protein keeps your body strong and your immune systemhigh, so it's important to eat foods rich in protein when you are sick with the flu.
蛋白质使你身体强壮、免疫力强，所以当你得流感时，吃富含蛋白质的食物是非常重要的。
2
High electricity bills point to a poor heating system or bad insulation.
高额的电费账单表明供暖系统较差或者是隔热材料不好。
《柯林斯英汉双解大词典》
3
Bankers' fat pay packets have attracted much criticism, but a public sector system that does not reward high achievers may be a much bigger problem for America.