Usage note
正式表示认真、规范、用于重要场合。
zhèng shì biǎo shì rèn zhēn 、 guī fàn 、 yòng yú zhòng yào chǎng hé。
正式 means formal, standard, and used for important occasions.
正式表示认真、规范、用于重要场合。
zhèng shì biǎo shì rèn zhēn 、 guī fàn 、 yòng yú zhòng yào chǎng hé。
正式 means formal, standard, and used for important occasions.
正式常用于场合、语言和文件。
zhèng shì cháng yòng yú chǎng hé 、 yǔ yán hé wén jiàn。
Formal is often used with occasions, language, and documents.
Both describe something that follows rules or standards.
正式 means formal, while 随便 means casual or informal.