(particle equivalent to 啊 after noun ending in -n)[cedict]
which? (interrogative, followed by classifier or numeral-classifier)[cedict]
塊
kuàiㄎㄨㄞˋ
lump (of earth); chunk; piece; classifier for pieces of cloth, cake, soap, etc.; colloquial word for yuan (or other unit of currency such as Hong Kong or US dollar etc), usually as 塊錢|块钱[cedict]