interloper
n. 闯入者;(为私利)干涉他人事务者;无执照营业者
复数 interlopers
例句
The scientists' description of the interloper is certainly consistent with the bloom shown in this image.
科学家们对这种闯入者的描述与这幅图像中显示的水华现象吻合。
She felt like an interloper in her own family.
她感到在自己家里像个外人。
The interloper, though, has never been found—until now.
不过,这另一半闯入者直到现在才发现。