One-against-one的用法和樣例：
例句
- This uses a succession of cues to whittle away the alternatives until only one remains.
這一方法使用一連串線索來逐漸減少排除選項，直到最後只剩下一個選項。 - Another way of looking at species packing is to see how closely related species are distributed in relation to one another.
研究物種焦聚現象的另一方法是觀察近緣物種彼此在分佈上有什麼關係。
