以及

yǐjí

conjunction HSK 4 #864

Meanings

老师以及学生都参加了活动。

Lǎoshī yǐjí xuéshēng dōu cānjiā le huódòng.

Teachers as well as students all participated in the activity.

我喜欢音乐、电影以及旅行。

Wǒ xǐhuan yīnyuè, diànyǐng yǐjí lǚxíng.

I like music, movies, and travel.

价格以及质量都很重要。

Jiàgé yǐjí zhìliàng dōu hěn zhòngyào.

Price as well as quality are both important.

usage

以及 is more formal than 和. It's often used in writing and formal speech, typically connecting the last item in a list.

以 yǐ

及 jí