Complex sentence: Jook-sing (Cantonese for 竹升 Jyutping: zuk1 sing1), is a pejorative term used in the United States and Canada to describe Westernized East Asians, particularly Chinese, who have lost or "denied themselves" their Asian heritage.
Split into simpler sentences: Jook-sing (Cantonese for 竹升 Jyutping: zuk1 sing1), is a term used to describe an Asian person who has grown up in a Western environment. In the United States and Canada, the term is perjorative and is used to describe Westernized East Asians, particularly Chinese, who have lost or "denied themselves" their Asian heritage.