必须维持工资率以保持消费者的购买力。

Wage rates must be maintained in order to maintain the purchasing power of the consumer.

《柯林斯英汉双解大词典》

人们不但可以通过加强锻炼，而且能够通过结交志同道合的朋友来保持健康和维持身材。

People not only keep fit or keep a good shape through doing more physical exercises, but also through making friends who have the similar interests.

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你可以在年龄增长的过程中采取一些措施来减少腹部脂肪，保持精瘦肌肉含量，从而维持你的身心健康。

There are steps you can take to help reduce abdominal fat and maintain lean muscle mass as you age in order to protect both your physical and mental wellbeing.

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In order for life to proceed, you need to maintain a constant internal environment.

为了维持生命,人体的内环境需要保持稳定

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Some people can fight the brain off in this case, and control their food intake, maintain a healthy diet, and maintain a normal weight, but the number of such people in the population is shrinking by the day.

有些人可以抵制大脑的控制,控制食物的摄入量,维持健康饮食 保持正常体重,而今,这类人的数量日益减少

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