我在后院听到一只北美猫鸟模仿猫的叫声。

I heard a ___catbird mimicking a cat's meow in the backyard.

自从赢得那笔大合同后，我们公司在市场中就占据了绝对优势。

After winning that big contract, our company is sitting in the ___catbird seat of the market.