wildcat stock speculation

例句：

1. 1.The wildcat stock speculation has caused a lot of investors to lose their money.
   野猫股票投机导致了许多投资者损失了他们的钱。
2. 2. The wildcat stock speculation is a risky investment that can lead to significant losses.
   野猫股票投机是一种风险投资，可能会导致重大损失。
3. 3. The wildcat stock speculation is not recommended for beginners as it involves high risks and uncertainties.
   野猫股票投机不建议初学者参与，因为它涉及高风险和不确定性。