the last minor problem or burden in a series that causes a complete collapse or leads to an unbearable situation

xylitol (Cantonese)

a cultured person or individual of high social standing remains superior to common people even after they have fallen on hard times

Camel Xiangzi, novel by [[老舍|老舍|Lao3 She3]]

a group of camels used for transport across deserts or difficult terrain, often accompanied by people and supplies.