有暗桩的

例句：

1. 1. He planted a secret message in the wall as a way to communicate with his friends without being seen.
   他偷偷在墙上种下了一个秘密信息，作为与朋友沟通而不被看见的方式。
2. 2.The spy had planted an "invisible" agent, which was a kind of "dark peg", to gather information from the enemy.
   间谍已经植入了一种“看不见”的代理人，这是一种“暗桩”，用来从敌人那里收集情报。
3. 3. The plottersused "dark peg" to lure the police away from their main target, while they were planting more agents in other places.
   阴谋家们使用“暗桩”来诱使警方远离他们的主要目标，同时在他们的其他地点种植更多的代理人。