Tā / huā / le / hěn / duō / qián / cái / fā / xiàn / mǎi / huí / lái / de / shǒu / biǎo / shì / mào / pái / huò

他花了很多钱才发现买回来的手表是冒牌货。

He only discovered after spending a lot of money that the watch he bought was a fake.