They taught that frugality must be observed in food and clothing.

他们教导说 在衣食上必须遵守节俭

Parents should teach their children about frugality when shopping for clothing, groceries, and non-essential items.

在买衣服、生活用品和非必需品时，父母应该教孩子学会节俭。

By frugality, she managed to get along on her small salary.

通过节俭，她设法以自己微薄的薪水生活。

We must practise the strictest frugality and economy.

我们必须奉行最严格意义上的俭朴和节约。

By frugality she managed to get along on her small salary.

凭着节俭，她设法以自己微薄的薪水生活。

We should cultivate the good habits of diligence and frugality.

我们要养成勤俭节约的好风气。

The principle of diligence and frugality applies to all undertakings.

勤俭节约的原则适用于一切事业。