持久

In a sentence

• 这种涂料具有持久的光泽。

  This type of coating has a lasting luster.

  In this sentence, '持久' (chíjiǔ) is used as an adjective to describe the characteristic of the luster, emphasizing its long-lasting nature.

• 为了获得更好的结果，我们需要持久的努力。

  To achieve better results, we need consistent effort.

  Here, '持久' is an adjective qualifying 'effort,' suggesting the need for persistence.

• 这个产品因其持久性而受到顾客的喜爱。

  This product is loved by customers for its durability.

  '持久性' (chíjiǔxìng) demonstrates the adaptability of '持久' to form a noun by adding the suffix '-性', referring to the quality of being lasting.