lurking
n. （新用户的）“潜伏”（在 USENET 上作为旁观者，不参加讨论）
例句
A crocodile was lurking just below the surface.
有条鳄鱼就潜伏在水面下。
《牛津词典》
Why are you lurking around outside my house?
你在我房子外面鬼鬼祟祟的，想干什么？
He thought he saw someone lurking above the chamber during the address.
他以为他看见有人在演讲时潜藏在了会议室里。
《柯林斯英汉双解大词典》
