Definition: someone who enters a place where they are not allowed to be, often to commit a crime Level: C2
他听到窗外有一个闯入者。
He heard an ___intruder outside the window.
闯入者似乎在寻找什么东西。
The ___intruders seemed to be searching for something.
安全摄像头录下了闯入者。
Security cameras caught the ___intruder on tape.
