粤典 (words.hk)香港词
好大數量之中嘅極少數 (an insignificant or minute part among a large quantity; literally: one hair of nine oxen)
名詞用例
呢啲錢對於富翁嚟講只不過係九牛一毛。
ni1 di1 cin2 deoi3 jyu1 fu3 jung1 lai4 gong2 zi2 bat1 gwo3 hai6 gau2 ngau4 jat1 mou4.
The sum of money is no big deal to the rich gentleman.