Usage note
“好好”用来表示做事要认真、仔细。比如,父母会告诉孩子要好好学习,老师也会提醒学生要好好听讲。
hǎohāo lái yòng bù zhěng de shì zuò shì yào rèn zhēn 、 zǐ xì 。rú guǒ , fù mǔ huì gào su háizi hǎohǎo xuéxí , lǎoshī yě huì tīng jǐng xiànzhěnghǎo xuéxí 。
"好好" is used to indicate that one should do things seriously and carefully. For example, parents might tell their children to study properly, and teachers would remind students to listen properly in class.