shadowing
名词 shadowing:
the act of following someone secretly
同义词:tailing
动词 shadow:
follow, usually without the person's knowledge
同义词:shadow
cast a shadow over
同义词:shadow, shade, shade off
make appear small by comparison
同义词:shadow, overshadow, dwarf
形容词 shadowing:
following surreptitiously; keeping under surveillance
同义词:tailing