芹菜 (qíncài) is a noun meaning "celery." Chinese celery is thinner and more flavorful than Western celery and is commonly used as a stir-fry ingredient. It is a standard vocabulary item when discussing vegetables and cooking.
妈妈用芹菜和豆干一起炒了一盘菜。
māma yòng qíncài hé dòugān yīqǐ chǎo le yī pán cài.
Mom stir-fried a dish with celery and dried tofu together.
中国的芹菜比西方的细,味道更浓。
Zhōngguó de qíncài bǐ xīfāng de xì, wèidào gèng nóng.
Chinese celery is thinner than Western celery and has a stronger flavor.
我不太喜欢芹菜的味道,但它很有营养。
wǒ bú tài xǐhuan qíncài de wèidào, dàn tā hěn yǒu yíngyǎng.
I don't really like the taste of celery, but it's very nutritious.