decoy

1. N-COUNT If you refer to something or someone as a decoy, you mean that they are intended to attract people's attention and deceive them, for example, by leading them into a trap or away from a particular place. 诱饵

A plane was waiting at the airport with its engines running but this was just one of the decoys. 一架飞机等在机场，引擎已发动，而这只是诱饵中的一个而已。