tricky business的用法和樣例：
例句
- My father opened a real can of worms when he took over the ailing company and tried to get it doing business again.
當我父親接管一家處境困難的公司並試圖重振業務時，他確實碰到了棘手的問題。 - It all adds up to a tricky business for the many home insurance companies who now offer their services in the marketplace.
它的所有添加到棘手的業務，為許多家庭保險的公司，現在誰提供服務，在市場上。
